本文整理汇总了Java中com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type.Boolean方法的典型用法代码示例。如果您正苦于以下问题:Java Type.Boolean方法的具体用法?Java Type.Boolean怎么用?Java Type.Boolean使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type
的用法示例。
在下文中一共展示了Type.Boolean方法的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Type check the two parameters for this function
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
// Check that the function was passed exactly two arguments
if (argumentCount() != 2) {
throw new TypeCheckError(ErrorMsg.ILLEGAL_ARG_ERR, getName(), this);
}
// The first argument must be a String, or cast to a String
_base = argument(0);
Type baseType = _base.typeCheck(stable);
if (baseType != Type.String)
_base = new CastExpr(_base, Type.String);
// The second argument must also be a String, or cast to a String
_token = argument(1);
Type tokenType = _token.typeCheck(stable);
if (tokenType != Type.String)
_token = new CastExpr(_token, Type.String);
return _type = Type.Boolean;
}
示例2: translateDesynthesized
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Compile the function call and treat as an expression
* Update true/false-lists.
*/
@Override
public void translateDesynthesized(ClassGenerator classGen,
MethodGenerator methodGen)
{
Type type = Type.Boolean;
if (_chosenMethodType != null)
type = _chosenMethodType.resultType();
final InstructionList il = methodGen.getInstructionList();
translate(classGen, methodGen);
if ((type instanceof BooleanType) || (type instanceof IntType)) {
_falseList.add(il.append(new IFEQ(null)));
}
}
示例3: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Type check the two parameters for this function
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
// Check that the function was passed exactly two arguments
if (argumentCount() != 2) {
ErrorMsg err = new ErrorMsg(ErrorMsg.ILLEGAL_ARG_ERR,
getName(), this);
throw new TypeCheckError(err);
}
// The first argument must be a String, or cast to a String
_base = argument(0);
Type baseType = _base.typeCheck(stable);
if (baseType != Type.String)
_base = new CastExpr(_base, Type.String);
// The second argument must also be a String, or cast to a String
_token = argument(1);
Type tokenType = _token.typeCheck(stable);
if (tokenType != Type.String)
_token = new CastExpr(_token, Type.String);
return _type = Type.Boolean;
}
示例4: CastExpr
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Construct a cast expression and check that the conversion is
* valid by calling typeCheck().
*/
public CastExpr(Expression left, Type type) throws TypeCheckError {
_left = left;
_type = type; // use inherited field
if ((_left instanceof Step) && (_type == Type.Boolean)) {
Step step = (Step)_left;
if ((step.getAxis() == Axis.SELF) && (step.getNodeType() != -1))
_typeTest = true;
}
// check if conversion is valid
setParser(left.getParser());
setParent(left.getParent());
left.setParent(this);
typeCheck(left.getParser().getSymbolTable());
}
示例5: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Type-check the "test" expression and contents of this element.
* The contents will be ignored if we know the test will always fail.
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
// Type-check the "test" expression
if (_test.typeCheck(stable) instanceof BooleanType == false) {
_test = new CastExpr(_test, Type.Boolean);
}
// Type check the element contents
if (!_ignore) {
typeCheckContents(stable);
}
return Type.Void;
}
示例6: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
*
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
_langType = _lang.typeCheck(stable);
if (!(_langType instanceof StringType)) {
_lang = new CastExpr(_lang, Type.String);
}
return Type.Boolean;
}
示例7: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Argument of function-available call must be literal, typecheck
* returns the type of function-available to be boolean.
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
if (_type != null) {
return _type;
}
if (_arg instanceof LiteralExpr) {
return _type = Type.Boolean;
}
ErrorMsg err = new ErrorMsg(ErrorMsg.NEED_LITERAL_ERR,
"function-available", this);
throw new TypeCheckError(err);
}
示例8: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Type-check this when element. The test should always be type checked,
* while we do not bother with the contents if we know the test fails.
* This is important in cases where the "test" expression tests for
* the support of a non-available element, and the <xsl:when> body contains
* this non-available element.
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
// Type-check the test expression
if (_test.typeCheck(stable) instanceof BooleanType == false) {
_test = new CastExpr(_test, Type.Boolean);
}
// Type-check the contents (if necessary)
if (!_ignore) {
typeCheckContents(stable);
}
return Type.Void;
}
示例9: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Typing rules: see XSLT Reference by M. Kay page 345.
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
final Type tleft = _left.typeCheck(stable);
final Type tright = _right.typeCheck(stable);
if (tleft.isSimple() && tright.isSimple()) {
if (tleft != tright) {
if (tleft instanceof BooleanType) {
_right = new CastExpr(_right, Type.Boolean);
}
else if (tright instanceof BooleanType) {
_left = new CastExpr(_left, Type.Boolean);
}
else if (tleft instanceof NumberType ||
tright instanceof NumberType) {
_left = new CastExpr(_left, Type.Real);
_right = new CastExpr(_right, Type.Real);
}
else { // both compared as strings
_left = new CastExpr(_left, Type.String);
_right = new CastExpr(_right, Type.String);
}
}
}
else if (tleft instanceof ReferenceType) {
_right = new CastExpr(_right, Type.Reference);
}
else if (tright instanceof ReferenceType) {
_left = new CastExpr(_left, Type.Reference);
}
// the following 2 cases optimize @attr|.|.. = 'string'
else if (tleft instanceof NodeType && tright == Type.String) {
_left = new CastExpr(_left, Type.String);
}
else if (tleft == Type.String && tright instanceof NodeType) {
_right = new CastExpr(_right, Type.String);
}
// optimize node/node
else if (tleft instanceof NodeType && tright instanceof NodeType) {
_left = new CastExpr(_left, Type.String);
_right = new CastExpr(_right, Type.String);
}
else if (tleft instanceof NodeType && tright instanceof NodeSetType) {
// compare(Node, NodeSet) will be invoked
}
else if (tleft instanceof NodeSetType && tright instanceof NodeType) {
swapArguments(); // for compare(Node, NodeSet)
}
else {
// At least one argument is of type node, node-set or result-tree
// Promote an expression of type node to node-set
if (tleft instanceof NodeType) {
_left = new CastExpr(_left, Type.NodeSet);
}
if (tright instanceof NodeType) {
_right = new CastExpr(_right, Type.NodeSet);
}
// If one arg is a node-set then make it the left one
if (tleft.isSimple() ||
tleft instanceof ResultTreeType &&
tright instanceof NodeSetType) {
swapArguments();
}
// Promote integers to doubles to have fewer compares
if (_right.getType() instanceof IntType) {
_right = new CastExpr(_right, Type.Real);
}
}
return _type = Type.Boolean;
}
示例10: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
_type = Type.Boolean;
return _type;
}
示例11: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
* Type check a predicate expression. If the type of the expression is
* number convert it to boolean by adding a comparison with position().
* Note that if the expression is a parameter, we cannot distinguish
* at compile time if its type is number or not. Hence, expressions of
* reference type are always converted to booleans.
*
* This method may be called twice, before and after calling
* <code>dontOptimize()</code>. If so, the second time it should honor
* the new value of <code>_canOptimize</code>.
*/
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
Type texp = _exp.typeCheck(stable);
// We need explicit type information for reference types - no good!
if (texp instanceof ReferenceType) {
_exp = new CastExpr(_exp, texp = Type.Real);
}
// A result tree fragment should not be cast directly to a number type,
// but rather to a boolean value, and then to a numer (0 or 1).
// Ref. section 11.2 of the XSLT 1.0 spec
if (texp instanceof ResultTreeType) {
_exp = new CastExpr(_exp, Type.Boolean);
_exp = new CastExpr(_exp, Type.Real);
texp = _exp.typeCheck(stable);
}
// Numerical types will be converted to a position filter
if (texp instanceof NumberType) {
// Cast any numerical types to an integer
if (texp instanceof IntType == false) {
_exp = new CastExpr(_exp, Type.Int);
}
if (_canOptimize) {
// Nth position optimization. Expression must not depend on context
_nthPositionFilter =
!_exp.hasLastCall() && !_exp.hasPositionCall();
// _nthDescendant optimization - only if _nthPositionFilter is on
if (_nthPositionFilter) {
SyntaxTreeNode parent = getParent();
_nthDescendant = (parent instanceof Step) &&
(parent.getParent() instanceof AbsoluteLocationPath);
return _type = Type.NodeSet;
}
}
// Reset optimization flags
_nthPositionFilter = _nthDescendant = false;
// Otherwise, expand [e] to [position() = e]
final QName position =
getParser().getQNameIgnoreDefaultNs("position");
final PositionCall positionCall =
new PositionCall(position);
positionCall.setParser(getParser());
positionCall.setParent(this);
_exp = new EqualityExpr(Operators.EQ, positionCall,
_exp);
if (_exp.typeCheck(stable) != Type.Boolean) {
_exp = new CastExpr(_exp, Type.Boolean);
}
return _type = Type.Boolean;
}
else {
// All other types will be handled as boolean values
if (texp instanceof BooleanType == false) {
_exp = new CastExpr(_exp, Type.Boolean);
}
return _type = Type.Boolean;
}
}
示例12: getType
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
/**
*
*/
public Type getType() {
return(Type.Boolean);
}
示例13: typeCheck
import com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type; //导入方法依赖的package包/类
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
_arg.typeCheck(stable);
return _type = Type.Boolean;
}