package org.eclipse.jdt.internal.core.search.matching;

/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */
import java.io.IOException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.internal.compiler.ast.AstNode;
import org.eclipse.jdt.internal.core.index.impl.IndexInput;
import org.eclipse.jdt.core.search.IJavaSearchScope;
import org.eclipse.jdt.internal.core.search.IIndexSearchRequestor;
import org.eclipse.jdt.internal.core.index.IEntryResult;

public class PackageDeclarationPattern extends SearchPattern {
	char[] pkgName;
public PackageDeclarationPattern(char[] pkgName, int matchMode, boolean isCaseSensitive) {
	super(matchMode, isCaseSensitive);
	this.pkgName = pkgName;
}
/**
 * @see SearchPattern#decodeIndexEntry
 */
protected void decodeIndexEntry(IEntryResult entryResult) {
	// not used
}
/**
 * @see SearchPattern#feedIndexRequestor
 */
public void feedIndexRequestor(IIndexSearchRequestor requestor, int detailLevel, int[] references, IndexInput input, IJavaSearchScope scope) throws java.io.IOException {
	// not used
}
/**
 * see SearchPattern#findMatches
 */
public void findIndexMatches(IndexInput input, IIndexSearchRequestor requestor, int detailLevel, IProgressMonitor progressMonitor, IJavaSearchScope scope) throws IOException {
	// package declarations are not indexed
}
/**
 * @see SearchPattern#indexEntryPrefix
 */
public char[] indexEntryPrefix() {
	// not used
	return null;
}
/**
 * @see SearchPattern#matchContainer
 */
protected int matchContainer() {
	// used only in the case of a OrPattern
	return 0;
}
/**
 * @see SearchPattern#matches(AstNode, boolean)
 */
protected boolean matches(AstNode node, boolean resolve) {
	// used only in the case of a OrPattern
	return true;
}
/**
 * @see SearchPattern#matchIndexEntry
 */
protected boolean matchIndexEntry() {
	// used only in the case of a OrPattern
	return true;
}
public String toString(){
	StringBuffer buffer = new StringBuffer(20);
	buffer.append("PackageDeclarationPattern: <"/*nonNLS*/);
	if (this.pkgName != null) buffer.append(this.pkgName);
	buffer.append(">, "/*nonNLS*/);
	switch(matchMode){
		case EXACT_MATCH : 
			buffer.append("exact match, "/*nonNLS*/);
			break;
		case PREFIX_MATCH :
			buffer.append("prefix match, "/*nonNLS*/);
			break;
		case PATTERN_MATCH :
			buffer.append("pattern match, "/*nonNLS*/);
			break;
	}
	if (isCaseSensitive)
		buffer.append("case sensitive"/*nonNLS*/);
	else
		buffer.append("case insensitive"/*nonNLS*/);
	return buffer.toString();
}
}