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/*******************************************************************************
* Copyright (c) 2012, 2013 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
* Andy Clement - Contributions for
* Bug 383624 - [1.8][compiler] Revive code generation support for type annotations (from Olivier's work)
*******************************************************************************/
package org.eclipse.jdt.internal.core.util;
import org.eclipse.jdt.core.util.ClassFormatException;
import org.eclipse.jdt.core.util.IConstantPool;
import org.eclipse.jdt.core.util.IExtendedAnnotation;
import org.eclipse.jdt.core.util.IRuntimeVisibleTypeAnnotationsAttribute;
/**
* Default implementation of IRuntimeVisibleTypeAnnotations
*/
public class RuntimeVisibleTypeAnnotationsAttribute
extends ClassFileAttribute
implements IRuntimeVisibleTypeAnnotationsAttribute {
private static final IExtendedAnnotation[] NO_ENTRIES = new IExtendedAnnotation[0];
private final int extendedAnnotationsNumber;
private IExtendedAnnotation[] extendedAnnotations;
/**
* Constructor for RuntimeVisibleTypeAnnotations.
*/
public RuntimeVisibleTypeAnnotationsAttribute(
byte[] classFileBytes,
IConstantPool constantPool,
int offset) throws ClassFormatException {
super(classFileBytes, constantPool, offset);
final int length = u2At(classFileBytes, 6, offset);
this.extendedAnnotationsNumber = length;
if (length != 0) {
int readOffset = 8;
this.extendedAnnotations = new IExtendedAnnotation[length];
for (int i = 0; i < length; i++) {
ExtendedAnnotation extendedAnnotation = new ExtendedAnnotation(classFileBytes, constantPool, offset + readOffset);
this.extendedAnnotations[i] = extendedAnnotation;
readOffset += extendedAnnotation.sizeInBytes();
}
} else {
this.extendedAnnotations = NO_ENTRIES;
}
}
@Override
public IExtendedAnnotation[] getExtendedAnnotations() {
return this.extendedAnnotations;
}
@Override
public int getExtendedAnnotationsNumber() {
return this.extendedAnnotationsNumber;
}
}