1 files changed, 60 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/AnnotationComponent.java b/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/AnnotationComponent.java
new file mode 100644
index 000000000..7a1922d3b
--- /dev/null
+++ b/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/AnnotationComponent.java
@@ -0,0 +1,60 @@
+/*******************************************************************************
+ * Copyright (c) 2009 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.equinox.p2.internal.repository.comparator.java;
+
+public class AnnotationComponent extends ClassFileStruct {
+
+	private int componentNameIndex;
+	private char[] componentName;
+	private AnnotationComponentValue componentValue;
+	private int readOffset;
+
+	public AnnotationComponent(byte[] classFileBytes, ConstantPool constantPool, int offset) throws ClassFormatException {
+		final int nameIndex = u2At(classFileBytes, 0, offset);
+		this.componentNameIndex = nameIndex;
+		if (nameIndex != 0) {
+			ConstantPoolEntry constantPoolEntry = constantPool.decodeEntry(nameIndex);
+			if (constantPoolEntry.getKind() != ConstantPoolConstant.CONSTANT_Utf8) {
+				throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY);
+			}
+			this.componentName = constantPoolEntry.getUtf8Value();
+		}
+		this.readOffset = 2;
+		AnnotationComponentValue value = new AnnotationComponentValue(classFileBytes, constantPool, offset + this.readOffset);
+		this.componentValue = value;
+		this.readOffset += value.sizeInBytes();
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IAnnotationComponent#getComponentNameIndex()
+	 */
+	public int getComponentNameIndex() {
+		return this.componentNameIndex;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IAnnotationComponent#getComponentName()
+	 */
+	public char[] getComponentName() {
+		return this.componentName;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jdt.core.util.IAnnotationComponent#getComponentValue()
+	 */
+	public AnnotationComponentValue getComponentValue() {
+		return this.componentValue;
+	}
+
+	int sizeInBytes() {
+		return this.readOffset;
+	}
+}