tools/util/MatchPattern.java

fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major/**
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major *
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * Copyright (c) 2006 Sun Microsystems Inc. All Rights Reserved
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major *
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * The contents of this file are subject to the terms
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * of the Common Development and Distribution License
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * (the License). You may not use this file except in
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * compliance with the License.
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major *
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * You can obtain a copy of the License at
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * https://opensso.dev.java.net/public/CDDLv1.0.html or
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * opensso/legal/CDDLv1.0.txt
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * See the License for the specific language governing
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * permission and limitations under the License.
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major *
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * When distributing Covered Code, include this CDDL
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * Header Notice in each file and include the License file
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * at opensso/legal/CDDLv1.0.txt.
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * If applicable, add the following below the CDDL Header,
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * with the fields enclosed by brackets [] replaced by
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * your own identifying information:
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * "Portions Copyrighted [year] [name of copyright owner]"
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major *
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major * $Id: MatchPattern.java,v 1.2 2008/06/25 05:51:29 qcheng Exp $
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major *
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major */
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
8f8adeb1540d89588dba4c26d00a6ed6887cf6deKohei Tamura/*
8f8adeb1540d89588dba4c26d00a6ed6887cf6deKohei Tamura * Portions Copyrighted 2014 ForgeRock AS.
8f8adeb1540d89588dba4c26d00a6ed6887cf6deKohei Tamura * Portions Copyrighted 2014 Nomura Research Institute, Ltd.
8f8adeb1540d89588dba4c26d00a6ed6887cf6deKohei Tamura */
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Majorpackage com.sun.identity.install.tools.util;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Majorpublic class MatchPattern {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public MatchPattern(String pattern, int matchType) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        setPattern(pattern);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        setIsActiveFlag(true);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        setMatchType(matchType);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        setIgnoreCaseFlag(false);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        setLastOccurranceInFile(false);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public boolean isPresent(String lineData) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        boolean matchFound = false;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        int patternLength = getPattern().length();
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        lineData = lineData.trim();
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        int lineLength = lineData.length();
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        if (lineLength >= patternLength) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major            if (isMatchFromStart()) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                matchFound = lineData.regionMatches(isIgnoreCase(), 0,
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                        getPattern(), 0, patternLength);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major            } else if (isMatchFromEnd()) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                int frmOff = lineLength - patternLength;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                matchFound = lineData.regionMatches(isIgnoreCase(), frmOff,
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                        getPattern(), 0, patternLength);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major            } else if (isIgnoreCase()) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                String tempLine = new String(lineData);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                String tempPattern = new String(getPattern());
8f8adeb1540d89588dba4c26d00a6ed6887cf6deKohei Tamura                tempLine = tempLine.toLowerCase();
8f8adeb1540d89588dba4c26d00a6ed6887cf6deKohei Tamura                tempPattern = tempPattern.toLowerCase();
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                if (tempLine.indexOf(tempPattern) >= 0) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                    matchFound = true;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major            } else if (lineData.indexOf(getPattern()) >= 0) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                matchFound = true;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major            }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return matchFound;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public boolean isMatchForLastOccurranceInFile() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return lastOccurranceInFile;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public boolean isActive() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return isActive;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public void setIsActiveFlag(boolean flag) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        isActive = flag;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public String getPattern() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return pattern;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public int getMatchType() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return matchType;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public void setIgnoreCaseFlag(boolean flag) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        ignoreCase = flag;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public void setLastOccurranceInFile(boolean flag) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        lastOccurranceInFile = flag;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public String toString() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        StringBuffer sb = new StringBuffer();
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append("[ MatchPattern: pattern='").append(
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                getPattern()).append("'");
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append(", isActive=").append(isActive());
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append(", matchFromStart=").append(isMatchFromStart());
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append(", matchFromEnd=").append(isMatchFromEnd());
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append(", ignoreCase=").append(isIgnoreCase());
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append(", lastOccurranceInFile");
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append(isMatchForLastOccurranceInFile());
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        sb.append(" ]");
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return sb.toString();
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private boolean isMatchFromStart() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return (getMatchType() == INT_MATCH_FROM_START);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private boolean isMatchFromEnd() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return (getMatchType() == INT_MATCH_FROM_END);
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private boolean isIgnoreCase() {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        return ignoreCase;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private void setPattern(String pattern) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        this.pattern = pattern;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private void setMatchType(int type) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        if ((type == INT_MATCH_FROM_START) || (type == INT_MATCH_FROM_END)
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                || (type == INT_MATCH_OCCURRANCE)) {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major            matchType = type;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        } else {
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major            throw new IllegalArgumentException("Invalid argument for match"
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major                    + " type");
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major        }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    }
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    // Intially will be true. Once found it becomes inactive.
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private boolean isActive;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    // If true only the last occurrance will be removed. Otherwise the first.
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private boolean lastOccurranceInFile;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private boolean ignoreCase;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private int matchType;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    private String pattern;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public static final int INT_MATCH_OCCURRANCE = 0;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public static final int INT_MATCH_FROM_START = 1;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major    public static final int INT_MATCH_FROM_END = 2;
fb379c70e3fd8a537f311b99be4759ae41e02750Peter Major}