diff options
Diffstat (limited to 'bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/SignatureAttribute.java')
-rw-r--r-- | bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/SignatureAttribute.java | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/SignatureAttribute.java b/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/SignatureAttribute.java new file mode 100644 index 000000000..f186ca661 --- /dev/null +++ b/bundles/org.eclipse.equinox.p2.repository.tools/src/org/eclipse/equinox/p2/internal/repository/comparator/java/SignatureAttribute.java @@ -0,0 +1,42 @@ +/******************************************************************************* + * 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 SignatureAttribute extends ClassFileAttribute { + + private int signatureIndex; + private char[] signature; + + SignatureAttribute(byte[] classFileBytes, ConstantPool constantPool, int offset) throws ClassFormatException { + super(classFileBytes, constantPool, offset); + final int index = u2At(classFileBytes, 6, offset); + this.signatureIndex = index; + ConstantPoolEntry constantPoolEntry = constantPool.decodeEntry(index); + if (constantPoolEntry.getKind() != ConstantPoolConstant.CONSTANT_Utf8) { + throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY); + } + this.signature = constantPoolEntry.getUtf8Value(); + } + + /* (non-Javadoc) + * @see org.eclipse.jdt.core.util.ISignatureAttribute#getSignatureIndex() + */ + public int getSignatureIndex() { + return this.signatureIndex; + } + + /* (non-Javadoc) + * @see org.eclipse.jdt.core.util.ISignatureAttribute#getSignature() + */ + public char[] getSignature() { + return this.signature; + } +} |