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0003-Remove-unmet-dependencies.patch
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File 0003-Remove-unmet-dependencies.patch of Package aqute-bnd
From eb69b1fbbbac79a99456648c655e17ffd9743dca Mon Sep 17 00:00:00 2001 From: Marian Koncek <mkoncek@redhat.com> Date: Fri, 24 Jun 2022 14:55:51 +0200 Subject: [PATCH 3/5] Remove unmet dependencies --- .../src/aQute/lib/bundles/BundleIdentity.java | 65 -- .../startlevel/StartLevelRuntimeHandler.java | 325 --------- aQute.libg/src/aQute/libg/dtos/DTOMap.java | 143 ---- aQute.libg/src/aQute/libg/dtos/DTOs.java | 211 ------ aQute.libg/src/aQute/libg/dtos/DTOsImpl.java | 615 ------------------ .../src/aQute/bnd/build/ProjectLauncher.java | 1 - 6 files changed, 1360 deletions(-) delete mode 100644 aQute.libg/src/aQute/lib/bundles/BundleIdentity.java delete mode 100644 aQute.libg/src/aQute/lib/startlevel/StartLevelRuntimeHandler.java delete mode 100644 aQute.libg/src/aQute/libg/dtos/DTOMap.java delete mode 100644 aQute.libg/src/aQute/libg/dtos/DTOs.java delete mode 100644 aQute.libg/src/aQute/libg/dtos/DTOsImpl.java diff --git a/aQute.libg/src/aQute/lib/bundles/BundleIdentity.java b/aQute.libg/src/aQute/lib/bundles/BundleIdentity.java deleted file mode 100644 index dfd4b6af1..000000000 --- a/aQute.libg/src/aQute/lib/bundles/BundleIdentity.java +++ /dev/null @@ -1,65 +0,0 @@ -package aQute.lib.bundles; - -import java.util.Map; -import java.util.Objects; - -import org.osgi.framework.Bundle; -import org.osgi.framework.Version; -import org.osgi.framework.dto.BundleDTO; - -public class BundleIdentity { - final String bsn; - final Version version; - - public BundleIdentity(String bsn, Version version) { - Objects.requireNonNull(bsn, "bsn must be specified"); - this.bsn = bsn; - this.version = version == null ? Version.emptyVersion : version; - } - - public BundleIdentity(Bundle bundle) { - this(bundle.getSymbolicName(), bundle.getVersion()); - } - - public BundleIdentity(BundleDTO bundle) { - this(bundle.symbolicName, bundle.version); - } - - public BundleIdentity(String bsn, String version) { - this(bsn, version == null ? null : Version.parseVersion(version)); - } - - public BundleIdentity(Map.Entry<String, Version> entry) { - this(entry.getKey(), entry.getValue()); - } - - public String getBundleSymbolicName() { - return bsn; - } - - public Version getVersion() { - return version; - } - - @Override - public int hashCode() { - return Objects.hash(bsn, version); - } - - @Override - public boolean equals(Object obj) { - if (this == obj) - return true; - if (obj == null) - return false; - if (getClass() != obj.getClass()) - return false; - BundleIdentity other = (BundleIdentity) obj; - return Objects.equals(bsn, other.bsn) && Objects.equals(version, other.version); - } - - @Override - public String toString() { - return bsn + "-" + version; - } -} diff --git a/aQute.libg/src/aQute/lib/startlevel/StartLevelRuntimeHandler.java b/aQute.libg/src/aQute/lib/startlevel/StartLevelRuntimeHandler.java deleted file mode 100644 index 94dfc350b..000000000 --- a/aQute.libg/src/aQute/lib/startlevel/StartLevelRuntimeHandler.java +++ /dev/null @@ -1,325 +0,0 @@ -package aQute.lib.startlevel; - -import java.io.Closeable; -import java.util.HashMap; -import java.util.Map; -import java.util.Properties; -import java.util.concurrent.CountDownLatch; - -import org.osgi.framework.Bundle; -import org.osgi.framework.BundleEvent; -import org.osgi.framework.Constants; -import org.osgi.framework.FrameworkListener; -import org.osgi.framework.SynchronousBundleListener; -import org.osgi.framework.launch.Framework; -import org.osgi.framework.startlevel.BundleStartLevel; -import org.osgi.framework.startlevel.FrameworkStartLevel; - -import aQute.lib.bundles.BundleIdentity; -import aQute.libg.parameters.ParameterMap; - -/** - * Support to handle start levels in a launcher. This code is related to code in - * the Project Launcher. It is in aQute.lib so it can be included easily in the - * Launcher, the Remote launcher, and Launchpad. - * <p> - * This class is not threadsafe! - */ -public class StartLevelRuntimeHandler implements Closeable { - - /** - * If this property is set we take on start levels, if this property is not - * set we ignore the startlevels completely. This is defined in - * aQute.bnd.osgi.Constants - */ - public static String LAUNCH_STARTLEVEL_DEFAULT = "launch.startlevel.default"; - public static String LAUNCH_RUNBUNDLES_ATTRS = "launch.runbundles.attrs"; - - /** - * Indicate if this class supports start levels or not. - * - * @return true if this class supports startlevels - */ - public boolean hasStartLevels() { - return false; - } - - /** - * Set the start level of a bundle - * - * @param b the bundle - */ - public void setStartLevel(Bundle b) {} - - /** - * Answer the current framework start level - * - * @param framework the framework - * @return the current start level of the framework - */ - public int getFrameworkStartLevel(Framework framework) { - return framework.adapt(FrameworkStartLevel.class) - .getStartLevel(); - } - - /** - * Set the default start level of newly installed bundles - * - * @param framework the framework - * @param level the default start level - */ - public void setDefaultStartlevel(Framework framework, int level) { - framework.adapt(FrameworkStartLevel.class) - .setInitialBundleStartLevel(level); - } - - /** - * Set the framework start level and return previous - * - * @param framework the framework - * @param startlevel the start level to set - * @param ls listeners - * @return the previous start level of the framework - */ - public int setFrameworkStartLevel(Framework framework, int startlevel, FrameworkListener... ls) { - int previous = getFrameworkStartLevel(framework); - framework.adapt(FrameworkStartLevel.class) - .setStartLevel(startlevel, ls); - return previous; - } - - /** - * Get a bundle's start level - * - * @param bundle the bundle to query - * @return the start level > 0 - */ - public int getBundleStartLevel(Bundle bundle) { - return bundle.adapt(BundleStartLevel.class) - .getStartLevel(); - } - - /** - * Set a bundle's start level - * - * @param bundle the bundle to query - * @param startlevel start level to set, > 0 - */ - public void setBundleStartLevel(Bundle bundle, int startlevel) { - bundle.adapt(BundleStartLevel.class) - .setStartLevel(startlevel); - } - - /** - * Must be called before the framework is started. - * <p> - * ensure systemBundle.getState() == INIT and startlevel systemBundle == 0 - * - * @param systemBundle the framework - */ - public void beforeStart(Framework systemBundle) {} - - /** - * When the configuration properties have been updated - * - * @param configuration the configuration properties - */ - public void updateConfiguration(Map<String, ?> configuration) {} - - /** - * Called after the framework is started and the launcher is ready - */ - public void afterStart() {} - - /** - * Wait for the framework to reach its start level. Must be called after the - * {@link #afterStart()} method. Will return when the framework has - * traversed all start levels. - */ - public void sync() {} - - /** - * Close this object - */ - - @Override - public void close() {} - - /** - * Create a start level handler. If the {@link #LAUNCH_STARTLEVEL_DEFAULT} - * property is set we create an active handler that will direct the - * framework properly according to the settings in Project Launcher. If not - * set, a dummy is returned that does not do anything - * - * @param outerConfiguration the properties as set by the Project Launcher - * @return an active or dummy {@link StartLevelRuntimeHandler} - */ - static public StartLevelRuntimeHandler create(Trace logger, Map<String, String> outerConfiguration) { - - String defaultStartlevelString = outerConfiguration.get(LAUNCH_STARTLEVEL_DEFAULT); - if (defaultStartlevelString == null) { - logger.trace("startlevel: not handled because %s not set", LAUNCH_STARTLEVEL_DEFAULT); - return absent(); - } - - int tmp = toInt(defaultStartlevelString, 1); - if (tmp == 0) { - logger.trace("startlevel: disabled because property %s==%s", LAUNCH_STARTLEVEL_DEFAULT, - defaultStartlevelString); - return absent(); - } - - - int defaultStartlevel; - boolean manageAll; - if (tmp > 0) { - manageAll = !Boolean.getBoolean("biz.aQute.launcher.scoped"); - defaultStartlevel = tmp; - } else { - manageAll = false; - defaultStartlevel = -tmp; - } - - int beginningStartlevel = toInt(outerConfiguration.get(Constants.FRAMEWORK_BEGINNING_STARTLEVEL), 1); - outerConfiguration.put(Constants.FRAMEWORK_BEGINNING_STARTLEVEL, "1"); - - logger.trace("startlevel: handled begin=%s default=%s managed=%s", beginningStartlevel, defaultStartlevel, - manageAll ? "all" : "narrow"); - - // - // We need to remove it otherwise the framework reacts to it - // - - return new StartLevelRuntimeHandler() { - CountDownLatch latch = new CountDownLatch(1); - private Framework systemBundle; - private Map<BundleIdentity, Integer> startlevels = new HashMap<>(); - private Map<Bundle, BundleIdentity> installed = new HashMap<>(); - - @Override - public void beforeStart(Framework systemBundle) { - assert getFrameworkStartLevel( - systemBundle) == 0 : "Expects the framework to be in init mode, not yet started"; - - this.systemBundle = systemBundle; - - if (manageAll) { - manageAll(systemBundle); - } - - updateConfiguration(outerConfiguration); - - setDefaultStartlevel(this.systemBundle, defaultStartlevel); - - systemBundle.getBundleContext() - .addBundleListener((SynchronousBundleListener) event -> { - Bundle bundle = event.getBundle(); - if (bundle.getBundleId() == 0) - return; - - if (bundle.getSymbolicName() == null) { - logger.trace("Found bundle without a bsn %s, ignoring", bundle); - return; - } - - BundleIdentity id = installed.computeIfAbsent(bundle, BundleIdentity::new); - if (event.getType() == BundleEvent.INSTALLED || event.getType() == BundleEvent.UPDATED) { - setStartlevel(bundle, id); - } else if (event.getType() == BundleEvent.UNINSTALLED) { - installed.remove(bundle); - } - }); - logger.trace("startlevel: default=%s, beginning=%s", defaultStartlevel, beginningStartlevel); - - } - - private void manageAll(Framework systemBundle) { - for (Bundle bundle : systemBundle.getBundleContext() - .getBundles()) { - if (bundle.getBundleId() != 0 && bundle.getSymbolicName() != null) { - installed.put(bundle, new BundleIdentity(bundle)); - } - } - } - - @Override - public void afterStart() { - setFrameworkStartLevel(systemBundle, beginningStartlevel, event -> { - logger.trace("startlevel: notified reached final level %s : %s", beginningStartlevel, event); - latch.countDown(); - }); - logger.trace("startlevel change begin: beginning level %s", beginningStartlevel); - } - - @Override - public void sync() { - try { - latch.await(); - } catch (InterruptedException ie) { - Thread.interrupted(); - throw new RuntimeException(ie); - } - } - - @Override - public boolean hasStartLevels() { - return true; - } - - @Override - public void updateConfiguration(Map<String, ?> configuration) { - new ParameterMap((String) configuration.get(LAUNCH_RUNBUNDLES_ATTRS)).entrySet() - .forEach(entry -> { - String bsn = ParameterMap.removeDuplicateMarker(entry.getKey()); - String version = entry.getValue() - .getVersion(); - BundleIdentity id = new BundleIdentity(bsn, version); - - int startlevel = toInt(entry.getValue() - .get("startlevel"), -1); - if (startlevel > 0) { - startlevels.put(id, startlevel); - } - }); - - installed.forEach(this::setStartlevel); - } - - private void setStartlevel(Bundle bundle, BundleIdentity id) { - if (bundle.getState() != Bundle.UNINSTALLED) { - int level = startlevels.getOrDefault(id, -1); - if (level == -1) - level = defaultStartlevel; - - setBundleStartLevel(bundle, level); - logger.trace("startlevel: %s <- %s", bundle, level); - } - } - - }; - } - - static int toInt(Object object, int defltValue) { - if (object == null) - return defltValue; - - String s = object.toString() - .trim(); - try { - return Integer.parseInt(s); - } catch (NumberFormatException nfe) { - return defltValue; - } - } - - public static StartLevelRuntimeHandler absent() { - return new StartLevelRuntimeHandler() {}; - } - - @SuppressWarnings({ - "rawtypes", "unchecked" - }) - public static StartLevelRuntimeHandler create(Trace reporter, Properties properties) { - return create(reporter, (Map) properties); - } -} diff --git a/aQute.libg/src/aQute/libg/dtos/DTOMap.java b/aQute.libg/src/aQute/libg/dtos/DTOMap.java deleted file mode 100644 index f927de5f7..000000000 --- a/aQute.libg/src/aQute/libg/dtos/DTOMap.java +++ /dev/null @@ -1,143 +0,0 @@ -package aQute.libg.dtos; - -import java.lang.reflect.Field; -import java.util.AbstractMap; -import java.util.AbstractSet; -import java.util.Iterator; -import java.util.Map; -import java.util.Set; - -import org.osgi.dto.DTO; - -public class DTOMap extends AbstractMap<String, Object> { - - private final DTOsImpl dtos; - private final Object dto; - private final Field[] fields; - - public DTOMap(DTOsImpl dtos, Object dto) { - this.dtos = dtos; - this.dto = dto; - this.fields = dtos.getFields(dto); - } - - @Override - public int size() { - return fields.length; - } - - @Override - public boolean isEmpty() { - return fields.length == 0; - } - - @Override - public boolean containsKey(Object key) { - if (!(key instanceof String)) - return false; - - return dtos.bsearch(fields, 0, fields.length, (String) key) >= 0; - } - - @Override - public boolean containsValue(Object value) { - for (Field f : fields) { - Object o; - try { - o = f.get(dto); - - if (o == value) - return true; - if (o == null) - return false; - - return o.equals(value); - } catch (IllegalArgumentException | IllegalAccessException e) { - // Ignore since we only have public fields - } - } - return false; - } - - @Override - public Object get(Object key) { - try { - if (!(key instanceof String)) - return null; - - Field field = dtos.getField(fields, (String) key); - if (field == null) - return null; - - Object o = field.get(dto); - if (o instanceof DTO) { - return new DTOMap(dtos, o); - } else - return o; - } catch (IllegalArgumentException | IllegalAccessException e) { - // cannot happen - return null; - } - } - - @Override - public Set<java.util.Map.Entry<String, Object>> entrySet() { - return new AbstractSet<Map.Entry<String, Object>>() { - - @Override - public Iterator<java.util.Map.Entry<String, Object>> iterator() { - return new Iterator<Map.Entry<String, Object>>() { - int n = 0; - - @Override - public boolean hasNext() { - return n < fields.length; - } - - @Override - public java.util.Map.Entry<String, Object> next() { - final Field field = fields[n]; - n++; - return new Map.Entry<String, Object>() { - - @Override - public String getKey() { - return field.getName(); - } - - @Override - public Object getValue() { - try { - return field.get(dto); - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new RuntimeException(e); - } - } - - @Override - public Object setValue(Object value) { - try { - Object old = field.get(dto); - field.set(dto, value); - return old; - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new RuntimeException(e); - } - } - }; - } - - @Override - public void remove() { - throw new UnsupportedOperationException("A DTO map cannot remove entries"); - } - }; - } - - @Override - public int size() { - return DTOMap.this.size(); - } - }; - } -} diff --git a/aQute.libg/src/aQute/libg/dtos/DTOs.java b/aQute.libg/src/aQute/libg/dtos/DTOs.java deleted file mode 100644 index a8abdb148..000000000 --- a/aQute.libg/src/aQute/libg/dtos/DTOs.java +++ /dev/null @@ -1,211 +0,0 @@ -package aQute.libg.dtos; - -import java.util.List; -import java.util.Map; -import java.util.Optional; - -import org.osgi.annotation.versioning.ProviderType; -import org.osgi.dto.DTO; - -/** - * This interface provides a number of utilities to make it easy to work with - * DTOs. It contains a number of utility functions. - */ -@ProviderType -public interface DTOs { - - DTOs INSTANCE = new DTOsImpl(); - - /** - * Return a partially read only Map object that maps directly to a DTO. I.e. - * changes are reflected in the DTO. If a field is a DTO, then this field - * will also become a Map. - * - * @param dto the DTO - * @return a Map where the keys map to the field names and the values to the - * field values. This map is not modifiable. - */ - Map<String, Object> asMap(Object dto); - - /** - * Convert a DTO to a human readable string presentation. This is primarily - * for debugging since the toString can truncate fields. This method must - * print all public fields, also non primary. Output formats can vary (e.g. - * YAML like) so the actual output should NOT be treated as standard. - * - * @param dto the dto to turn into a string - * @return a human readable string (not json!) - */ - String toString(Object dto); - - /** - * Check if two dtos fields are equal. This is shallow equal, that is the - * fields of this DTO are using the equals() instance method. - * - * @param a the first object - * @param b the second object - * @return true if both are null or the DTO's primary fields are equal - */ - boolean equals(Object a, Object b); - - /** - * Check if two DTOs fields are equal. This is deep equal, that is the - * fields of this DTO are using this method is the object at a field is a - * DTO, recursively. - * - * @param a the first object - * @param b the second object - * @return true if both are null or the DTO's primary fields are equal - */ - boolean deepEquals(Object a, Object b); - - /** - * Calculate a hash Code for the fields in this DTO. The dto must have at - * least one public field. - * - * @param dto the object to calculate the hashcode for, must not be null . - * @return a hashcode - */ - int hashCode(Object dto); - - /** - * Access a DTO with a path. A path is a '.' separated string. Each part in - * the path is either a field name, key in a map, or an index in a list. If - * the path segments contain dots or backslashes, then these must be escaped - * - * @param dto the root - * @param path the path, should only contain dots as separators - * @return the value of the object or empty if not found. - */ - - Optional<Object> get(Object dto, String path); - - /** - * Access a DTO with a path that consists of an array with segments. Each - * segment in the path is either a field name, key in a map, or an index in - * a list. - * - * @param dto the root - * @param path the path - * @return the value of the object or empty if not found. - */ - Optional<Object> get(Object dto, String... path); - - /** - * Return a list of paths where the two objects differ. The objects must be - * of the same class. - * - * @param older the older object - * @param newer the newer object - * @return A list of differences, if there is no difference, the list is - * empty. - */ - List<Difference> diff(Object older, Object newer); - - /** - * The details of a difference - */ - class Difference extends DTO { - /** - * The path where there was a difference - */ - public String path[]; - - /** - * The reason why there was a difference - */ - public Reason reason; - } - - /** - * The reason for a difference. - */ - enum Reason { - UNEQUAL, - REMOVED, - ADDED, - DIFFERENT_TYPES, - SIZE, - KEYS, - NO_STRING_MAP, - INVALID_KEY; - } - - /** - * Takes a path with escaped '.'and '\' and then turns it into an array of - * unescaped keys - * - * @param path the path with escaped \ and . - * @return a path array with unescaped segments - */ - String[] fromPathToSegments(String path); - - /** - * Takes a path with unescaped keys and turns it into a string path where - * the \ and . are escaped. - * - * @param segments The unescaped segments of the path - * @return a string path where the . and \ are escaped. - */ - String fromSegmentsToPath(String[] segments); - - /** - * Escape a string to be used in a path. This will put a backslash ('\') in - * front of full stops ('.') and the backslash ('\'). - * - * @param unescaped the string to be escaped - * @return a string where all '.' and '\' are escaped with a '\'. - */ - String escape(String unescaped); - - /** - * Unescapes a string to be used in a path. This will remove a backslash - * ('\') in front of full stops ('.') and the backslash ('\'). - * - * @param escaped the string to be unescaped - * @return a string where all '\.' and '\\' have the preceding backslash - * removed with a '\'. - */ - String unescape(String escaped); - - /** - * Return true if the give dto is complex (either Map, Collection, Array, or - * has public fields. - * - * @param object The DTO to check - * @return <code>true</code> if this is a DTO with fields or length. - */ - - boolean isComplex(Object object); - - /** - * An object with public non-static non-synthetic fields. - * - * @param dto the object to check - * @return true if this object has public fields or extends DTO - */ - boolean isDTO(Object dto); - - /** - * Create a shallow copy of a DTO. This will create a new object of the same - * type and copy the public fields of the source to the new copy. It will - * not create a copy for these values. - * - * @param object the source object - * @return a shallow copy of object - */ - - <T> T shallowCopy(T object); - - /** - * Create a deep copy of a DTO. This will copy the fields of the DTO. Copied - * values will also be created anew if they are complex (Map, Collection, - * DTO, or Array). Other objects are assumed to be immutable unless they - * implement Cloneable. - * - * @param object the object to deep copy - * @return the deep copied object - */ - - <T> T deepCopy(T object); -} diff --git a/aQute.libg/src/aQute/libg/dtos/DTOsImpl.java b/aQute.libg/src/aQute/libg/dtos/DTOsImpl.java deleted file mode 100644 index 6de46b60d..000000000 --- a/aQute.libg/src/aQute/libg/dtos/DTOsImpl.java +++ /dev/null @@ -1,615 +0,0 @@ -package aQute.libg.dtos; - -import java.lang.reflect.Array; -import java.lang.reflect.Field; -import java.lang.reflect.Modifier; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Collection; -import java.util.Collections; -import java.util.Comparator; -import java.util.Formatter; -import java.util.List; -import java.util.Map; -import java.util.Map.Entry; -import java.util.Optional; -import java.util.WeakHashMap; -import java.util.regex.Pattern; - -import org.osgi.dto.DTO; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import aQute.bnd.exceptions.Exceptions; - -public class DTOsImpl implements DTOs { - private final static Logger logger = LoggerFactory.getLogger(DTOsImpl.class); - private final Field[] EMPTY_FIELDS = new Field[0]; - private final Map<Class<?>, Field[]> cache = Collections - .synchronizedMap(new WeakHashMap<Class<?>, Field[]>()); - - private final Link root = new Link(null, null, null); - - // - // The link class is to keep track of cycles traversing and to - // maintain the path at minimum cost. - // - - static class Link { - final Link prev; - final Object object; - final Object name; - - public Link(Link link, Object name, Object object) { - this.prev = link; - this.name = name; - this.object = object; - } - - boolean isCycle(Object t) { - if (this.object == t) - return true; - else if (prev == null) - return false; - else - return prev.isCycle(t); - } - - String[] getPath(int n) { - if (prev == null) { - String[] path = new String[n]; - return path; - } - String[] path = prev.getPath(n + 1); - path[path.length - n - 1] = name.toString(); - return path; - } - - void verifyCycle(Object o) { - if (isCycle(o)) { - throw new IllegalArgumentException("Cycle in DTO " + Arrays.toString(getPath(0))); - } - } - } - - static class Diff extends Difference { - public Diff(Reason reason, Link link) { - this.reason = reason; - this.path = link.getPath(0); - } - } - - @Override - public Map<String, Object> asMap(Object dto) { - return new DTOMap(this, dto); - } - - Field[] getFields(Object o) { - if (o == null) - return EMPTY_FIELDS; - return getFields(o.getClass()); - } - - Field[] getFields(Class<?> c) { - Field fields[] = cache.get(c); - if (fields == null) { - List<Field> publicFields = new ArrayList<>(); - - for (Field field : c.getFields()) { - if (field.isEnumConstant() || field.isSynthetic() || Modifier.isStatic(field.getModifiers())) - continue; - publicFields.add(field); - } - Collections.sort(publicFields, new Comparator<Field>() { - - @Override - public int compare(Field o1, Field o2) { - return o1.getName() - .compareTo(o2.getName()); - } - }); - - cache.put(c.getClass(), fields = publicFields.toArray(new Field[publicFields.size()])); - } - return fields; - } - - int bsearch(Field[] a, int fromIndex, int toIndex, String key) { - int low = fromIndex; - int high = toIndex - 1; - - while (low <= high) { - int mid = (low + high) >>> 1; - Field midVal = a[mid]; - int cmp = midVal.getName() - .compareTo(key); - if (cmp < 0) - low = mid + 1; - else if (cmp > 0) - high = mid - 1; - else - return mid; // key found - } - return -(low + 1); // key not found. - } - - Field getField(Field[] fields, String name) { - int index = bsearch(fields, 0, fields.length, name); - if (index < 0) - return null; - else - return fields[index]; - } - - /** - * Shallow copy - */ - - @SuppressWarnings({ - "unchecked", "rawtypes" - }) - @Override - public <T> T shallowCopy(T source) { - try { - if (!isComplex(source)) - return source; - - Class<T> c = (Class<T>) source.getClass(); - - if (c.isArray()) { - int l = Array.getLength(source); - T dest = (T) Array.newInstance(c.getComponentType(), l); - System.arraycopy(source, 0, dest, 0, l); - return dest; - } - - T dest = c.newInstance(); - - if (source instanceof Map) { - ((Map) dest).putAll((Map) source); - return dest; - } - - if (source instanceof Collection) { - ((Collection) dest).addAll((Collection) source); - return dest; - } - - for (Field field : getFields(c)) { - field.set(dest, field.get(source)); - } - return dest; - } catch (Exception e) { - throw Exceptions.duck(e); - } - } - - /** - * Deep copy - */ - - @Override - public <T> T deepCopy(T source) { - return deepCopy(source, root); - } - - @SuppressWarnings({ - "unchecked", "rawtypes" - }) - <T> T deepCopy(T source, Link link) { - try { - if (!isComplex(source)) - return source; - - link.verifyCycle(source); - - Class<T> c = (Class<T>) source.getClass(); - - if (c.isArray()) { - int l = Array.getLength(source); - T dest = (T) Array.newInstance(c.getComponentType(), l); - - for (int i = 0; i < l; i++) { - Object s = Array.get(source, i); - Array.set(dest, i, deepCopy(s, new Link(link, i, source))); - } - return dest; - } - - T dest = c.newInstance(); - - if (source instanceof Map) { - Map<Object, Object> d = (Map<Object, Object>) dest; - Map<Object, Object> s = (Map<Object, Object>) source; - for (Entry<?, ?> entry : s.entrySet()) { - Link next = new Link(link, entry.getKey(), source); - d.put(deepCopy(entry.getKey(), next), deepCopy(entry.getValue(), next)); - } - return dest; - } - - if (source instanceof Collection) { - Collection s = (Collection) source; - Collection d = (Collection) dest; - int i = 0; - for (Object o : s) { - Link next = new Link(link, i++, source); - d.add(deepCopy(o, next)); - } - return dest; - } - - for (Field field : getFields(c)) { - Link next = new Link(link, field.getName(), source); - field.set(dest, deepCopy(field.get(source), next)); - } - return dest; - } catch (Exception e) { - throw Exceptions.duck(e); - } - - } - - @Override - public String[] fromPathToSegments(String path) { - return fromPathToSegments(path, 0, 0); - } - - String[] fromPathToSegments(String path, int start, int n) { - if (start >= path.length()) { - return new String[n]; - } - - StringBuilder sb = new StringBuilder(); - int i = start; - outer: for (; i < path.length(); i++) { - char c = path.charAt(i); - switch (c) { - - case '.' : - break outer; - - case '\\' : - c = path.charAt(++i); - assert c == '.' || c == '\\'; - - default : - sb.append(c); - break; - } - } - String[] result = fromPathToSegments(path, i + 1, n + 1); - result[n] = sb.toString(); - return result; - } - - @Override - public String fromSegmentsToPath(String[] segments) { - StringBuilder sb = new StringBuilder(); - String del = ""; - for (String segment : segments) { - sb.append(del); - for (int i = 0; i < segment.length(); i++) { - char c = segment.charAt(i); - switch (c) { - case '\\' : - case '.' : - sb.append('\\'); - - // FALL THROUGH - - default : - sb.append(c); - break; - } - } - del = "."; - } - return sb.toString(); - } - - @Override - public boolean deepEquals(Object a, Object b) { - try { - return diff(a, b).isEmpty(); - } catch (Exception e) { - throw Exceptions.duck(e); - } - } - - @Override - public String toString(Object dto) { - if (dto == null) - return null + ""; - - Field[] fields = getFields(dto); - if (fields.length == 0) - return dto.toString(); - - try { - try (Formatter format = new Formatter()) { - for (Field f : fields) { - format.format("%s: %s%n", f.getName(), f.get(dto)); - } - return format.toString(); - } - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new RuntimeException(e); - } - } - - @Override - public boolean equals(Object a, Object b) { - try { - return diff(a, b).isEmpty(); - } catch (Exception e) { - return false; - } - } - - @Override - public int hashCode(Object dto) { - Field[] fields = getFields(dto); - if (fields.length == 0) - return dto.hashCode(); - - int prime = 31; - int result = 1; - try { - - for (Field f : fields) { - Object a = f.get(this); - result = prime * result + (a == null ? 0 : hashCode(dto)); - } - - return result; - } catch (Exception e) { - return result; - } - } - - @Override - public Optional<Object> get(Object dto, String path) { - return get(dto, fromPathToSegments(path)); - } - - @Override - public Optional<Object> get(Object dto, String... path) { - return get(dto, path, 0, path.length); - } - - private Optional<Object> get(Object dto, String[] path, int i, int max) { - try { - if (i > path.length) - throw new IllegalArgumentException("Incorrect index in path " + Arrays.toString(path) + "[" + i + "]"); - - if (i == path.length || i == max) - return Optional.of(dto); - - if (dto == null) - return Optional.empty(); - - String name = path[i]; - - if (dto.getClass() - .isArray()) { - int index = Integer.parseInt(name); - if (index >= Array.getLength(dto)) - throw new IllegalArgumentException( - "path access contains an array but the corresponding index is not an integer: " - + Arrays.toString(path) + "[" + i + "]"); - - return get(Array.get(dto, index), path, i + 1, max); - } - - if (dto instanceof Collection) { - Collection<?> coll = (Collection<?>) dto; - int index = Integer.parseInt(name); - if (index >= coll.size()) - throw new IllegalArgumentException("path access contains a collection but the corresponding index is not an integer: " - + Arrays.toString(path) + "[" + i + "]"); - - if (coll instanceof List) { - return get(((List<?>) coll).get(index), path, i + 1, max); - } - for (Object o : coll) { - if (index-- == 0) - return get(o, path, i + 1, max); - } - assert false; - return null; // unreachable - } - - if (dto instanceof Map) { - Object value = ((Map<?, ?>) dto).get(name); - return get(value, path, i + 1, max); - } - - Field fields[] = getFields(dto); - if (fields.length > 0) { - for (Field field : fields) { - if (field.getName() - .equals(name)) { - return get(field.get(dto), path, i + 1, max); - } - } - } - - throw new IllegalArgumentException("Unknown type to traverse " + dto.getClass() + " for " + name); - } catch (Exception e) { - throw Exceptions.duck(e); - } - } - - @Override - public List<Difference> diff(Object older, final Object newer) { - List<Difference> diffs = new ArrayList<>(); - diff(diffs, root, older, newer); - return diffs; - } - - private boolean diff(List<Difference> diffs, Link link, Object older, Object newer) { - try { - if (older == newer) - return false; - - if (older == null) { - diffs.add(new Diff(Reason.ADDED, link)); - return true; - } - - if (newer == null) { - diffs.add(new Diff(Reason.REMOVED, link)); - return true; - } - - Class<?> oc = older.getClass(); - Class<?> nc = newer.getClass(); - if (oc != nc) { - diffs.add(new Diff(Reason.DIFFERENT_TYPES, link)); - return true; - } - - if (older.equals(newer)) - return true; - - if (older instanceof Collection<?>) { - Collection<?> co = (Collection<?>) older; - Collection<?> cn = (Collection<?>) newer; - - if (co.size() != cn.size()) { - diffs.add(new Diff(Reason.SIZE, link)); - return true; - } - - if (co.equals(cn)) - return false; - - // - // They're different, if it is a list we can find out which - // - - if (older instanceof List<?>) { - List<?> clo = (List<?>) older; - List<?> cln = (List<?>) newer; - - for (int i = 0; i < co.size(); i++) { - Object lo = clo.get(i); - Object ln = cln.get(i); - diff(diffs, new Link(link, i, older), lo, ln); - } - return true; - } - - // - // If not a list, we're lost ... - // - - diffs.add(new Diff(Reason.UNEQUAL, link)); - return true; - } - - if (oc.isArray()) { - Object[] ao = new Object[] { - older - }; - Object[] an = new Object[] { - newer - }; - if (Arrays.deepEquals(ao, an)) { - return false; - } - - int lo = Array.getLength(older); - int ln = Array.getLength(newer); - if (lo != ln) { - diffs.add(new Diff(Reason.SIZE, link)); - return true; - } - - for (int i = 0; i < lo; i++) { - diff(diffs, new Link(link, i, older), Array.get(older, i), Array.get(newer, i)); - } - return true; - } - - if (older instanceof Map<?, ?>) { - Map<?, ?> co = (Map<?, ?>) older; - Map<?, ?> cn = (Map<?, ?>) newer; - - if (co.size() != cn.size()) { - diffs.add(new Diff(Reason.SIZE, link)); - return true; - } - - if (co.equals(cn)) - return false; - - if (!co.keySet() - .equals(cn.keySet())) { - diffs.add(new Diff(Reason.KEYS, link)); - return true; - } - - for (Map.Entry<?, ?> e : co.entrySet()) { - Object key = e.getKey(); - if (!(key instanceof String)) { - diffs.add(new Diff(Reason.NO_STRING_MAP, link)); - return true; - } - - String k = escape((String) key); - - Object no = co.get(key); - Object nn = cn.get(key); - - diff(diffs, new Link(link, k, older), no, nn); - } - return true; - } - - Field[] fields = getFields(older); - if (fields.length > 0) { - for (Field field : fields) { - Object o = field.get(older); - Object n = field.get(newer); - diff(diffs, new Link(link, field.getName(), older), o, n); - } - return true; - } - - diffs.add(new Diff(Reason.UNEQUAL, link)); - return true; - } catch (Exception e) { - logger.warn("failed to diff %s to %s : %s", older, newer, e.getMessage(), e); - throw Exceptions.duck(e); - } - } - - static Pattern ESCAPE_P = Pattern.compile("(\\.|\\\\)"); - static Pattern UNESCAPE_P = Pattern.compile("\\\\(\\.|\\\\)"); - - @Override - public String escape(String unescaped) { - return ESCAPE_P.matcher(unescaped) - .replaceAll("\\\\$1"); - } - - @Override - public String unescape(String unescaped) { - return UNESCAPE_P.matcher(unescaped) - .replaceAll("$1"); - } - - @Override - public boolean isComplex(Object a) { - return a != null && (a instanceof Map || a instanceof Collection || a instanceof DTO || a.getClass() - .isArray() || getFields(a).length > 0); - } - - @Override - public boolean isDTO(Object o) { - return getFields(o).length != 0; - } - -} diff --git a/biz.aQute.bndlib/src/aQute/bnd/build/ProjectLauncher.java b/biz.aQute.bndlib/src/aQute/bnd/build/ProjectLauncher.java index e1ce42ffc..c1a3d87d5 100644 --- a/biz.aQute.bndlib/src/aQute/bnd/build/ProjectLauncher.java +++ b/biz.aQute.bndlib/src/aQute/bnd/build/ProjectLauncher.java @@ -43,7 +43,6 @@ import aQute.bnd.osgi.Processor; import aQute.bnd.osgi.Verifier; import aQute.bnd.service.Strategy; import aQute.lib.io.IO; -import aQute.lib.startlevel.StartLevelRuntimeHandler; import aQute.lib.strings.Strings; import aQute.lib.watcher.FileWatcher; import aQute.lib.watcher.FileWatcher.Builder; -- 2.46.0
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