1 /*
2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
3 * @LastModified: Oct 2017
4 */
5 /*
6 * Licensed to the Apache Software Foundation (ASF) under one or more
7 * contributor license agreements. See the NOTICE file distributed with
8 * this work for additional information regarding copyright ownership.
9 * The ASF licenses this file to You under the Apache License, Version 2.0
10 * (the "License"); you may not use this file except in compliance with
11 * the License. You may obtain a copy of the License at
12 *
13 * http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 */
21
22 package com.sun.org.apache.xalan.internal.xsltc.compiler;
23
24 import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
25 import com.sun.org.apache.bcel.internal.generic.PUSH;
26 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
27 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ErrorMsg;
28 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
29 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
30 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
31 import java.util.List;
32
33 /**
34 * @author Jacek Ambroziak
35 * @author Santiago Pericas-Geertsen
36 */
37 final class ElementAvailableCall extends FunctionCall {
38
39 public ElementAvailableCall(QName fname, List<Expression> arguments) {
40 super(fname, arguments);
41 }
42
43 /**
44 * Force the argument to this function to be a literal string.
45 */
46 public Type typeCheck(SymbolTable stable) throws TypeCheckError {
47 if (argument() instanceof LiteralExpr) {
48 return _type = Type.Boolean;
49 }
50 ErrorMsg err = new ErrorMsg(ErrorMsg.NEED_LITERAL_ERR,
51 "element-available", this);
52 throw new TypeCheckError(err);
53 }
54
55 /**
|
1 /*
2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
3 */
4 /*
5 * Licensed to the Apache Software Foundation (ASF) under one or more
6 * contributor license agreements. See the NOTICE file distributed with
7 * this work for additional information regarding copyright ownership.
8 * The ASF licenses this file to You under the Apache License, Version 2.0
9 * (the "License"); you may not use this file except in compliance with
10 * the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 */
20
21 package com.sun.org.apache.xalan.internal.xsltc.compiler;
22
23 import com.sun.org.apache.bcel.internal.generic.ConstantPoolGen;
24 import com.sun.org.apache.bcel.internal.generic.PUSH;
25 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ClassGenerator;
26 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ErrorMsg;
27 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodGenerator;
28 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type;
29 import com.sun.org.apache.xalan.internal.xsltc.compiler.util.TypeCheckError;
30 import java.util.List;
31
32 /**
33 * @author Jacek Ambroziak
34 * @author Santiago Pericas-Geertsen
35 * @LastModified: Oct 2017
36 */
37 final class ElementAvailableCall extends FunctionCall {
38
39 public ElementAvailableCall(QName fname, List<Expression> arguments) {
40 super(fname, arguments);
41 }
42
43 /**
44 * Force the argument to this function to be a literal string.
45 */
46 public Type typeCheck(SymbolTable stable) throws TypeCheckError {
47 if (argument() instanceof LiteralExpr) {
48 return _type = Type.Boolean;
49 }
50 ErrorMsg err = new ErrorMsg(ErrorMsg.NEED_LITERAL_ERR,
51 "element-available", this);
52 throw new TypeCheckError(err);
53 }
54
55 /**
|