TagRule.java

// ============================================================================
//
// Copyright (C) 2006-2016 Talend Inc. - www.talend.com
//
// This source code is available under agreement available at
// %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt
//
// You should have received a copy of the agreement
// along with this program; if not, write to Talend SA
// 9 rue Pages 92150 Suresnes, France
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package com.amalto.workbench.editors.xmleditor;

import org.eclipse.jface.text.rules.ICharacterScanner;
import org.eclipse.jface.text.rules.IToken;
import org.eclipse.jface.text.rules.MultiLineRule;

public class TagRule extends MultiLineRule {

    public TagRule(IToken token) {
        super("<", ">", token);//$NON-NLS-1$//$NON-NLS-2$
    }

    protected boolean sequenceDetected(ICharacterScanner scanner, char[] sequence, boolean eofAllowed) {
        int c = scanner.read();
        if (sequence[0] == '<') {
            if (c == '?') {
                // processing instruction - abort
                scanner.unread();
                return false;
            }
            if (c == '!') {
                scanner.unread();
                // comment - abort
                return false;
            }
        } else if (sequence[0] == '>') {
            scanner.unread();
        }
        return super.sequenceDetected(scanner, sequence, eofAllowed);
    }
}