JDK 11 java.xml.jmod - XML Module

JDK 11 java.xml.jmod is the JMOD file for JDK 11 XML (eXtensible Markup Language) module.

JDK 11 XML module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.xml.jmod.

JDK 11 XML module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 XML module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.xml.

You can click and view the content of each source code file in the list below.

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com/sun/org/apache/xalan/internal/xsltc/compiler/ElementAvailableCall.java

/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 */
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.sun.org.apache.xalan.internal.xsltc.compiler;

import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
import com.sun.org.apache.bcel.internal.generic.PUSH;
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ErrorMsg;
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
import java.util.List;

/**
 * @author Jacek Ambroziak
 * @author Santiago Pericas-Geertsen
 * @LastModified: Oct 2017
 */
final class ElementAvailableCall extends FunctionCall {

    public ElementAvailableCall(QName fname, List<Expression> arguments) {
        super(fname, arguments);
    }

    /**
     * Force the argument to this function to be a literal string.
     */
    public Type typeCheck(SymbolTable stable) throws TypeCheckError {
        if (argument() instanceof LiteralExpr) {
            return _type = Type.Boolean;
        }
        ErrorMsg err = new ErrorMsg(ErrorMsg.NEED_LITERAL_ERR,
                                    "element-available", this);
        throw new TypeCheckError(err);
    }

    /**
     * Returns an object representing the compile-time evaluation
     * of an expression. We are only using this for function-available
     * and element-available at this time.
     */
    public Object evaluateAtCompileTime() {
        return getResult() ? Boolean.TRUE : Boolean.FALSE;
    }

    /**
     * Returns the result that this function will return
     */
    public boolean getResult() {
        try {
            final LiteralExpr arg = (LiteralExpr) argument();
            final String qname = arg.getValue();
            final int index = qname.indexOf(':');
            final String localName = (index > 0) ?
                qname.substring(index + 1) : qname;
            return getParser().elementSupported(arg.getNamespace(),
                                                localName);
        }
        catch (ClassCastException e) {
            return false;
        }
    }

    /**
     * Calls to 'element-available' are resolved at compile time since
     * the namespaces declared in the stylsheet are not available at run
     * time. Consequently, arguments to this function must be literals.
     */
    public void translate(ClassGenerator classGen, MethodGenerator methodGen) {
        final ConstantPoolGen cpg = classGen.getConstantPool();
        final boolean result = getResult();
        methodGen.getInstructionList().append(new PUSH(cpg, result));
    }
}

com/sun/org/apache/xalan/internal/xsltc/compiler/ElementAvailableCall.java

 

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2020-08-25, 132235👍, 0💬