本文整理汇总了Java中javax.servlet.jsp.el.Expression类的典型用法代码示例。如果您正苦于以下问题：Java Expression类的具体用法？Java Expression怎么用？Java Expression使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
Expression类属于javax.servlet.jsp.el包，在下文中一共展示了Expression类的11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: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
public Expression parseExpression(String expression,
Class expectedType,
FunctionMapper fMapper )
throws ELException {
ExpressionFactory fac = ExpressionFactory.newInstance();
javax.el.ValueExpression expr;
ELContextImpl elContext = new ELContextImpl(null);
javax.el.FunctionMapper fm = new FunctionMapperWrapper(fMapper);
elContext.setFunctionMapper(fm);
try {
expr = fac.createValueExpression(
elContext,
expression, expectedType);
} catch (javax.el.ELException ex) {
throw new ELException(ex);
}
return new ExpressionImpl(expr, pageContext);
}
示例2: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
@Override
public Expression parseExpression(String expression,
@SuppressWarnings("rawtypes") // API does not use generics
Class expectedType,
FunctionMapper fMapper) throws ELException {
try {
ELContextImpl ctx =
new ELContextImpl(ELContextImpl.getDefaultResolver());
if (fMapper != null) {
ctx.setFunctionMapper(new FunctionMapperImpl(fMapper));
}
ValueExpression ve = this.factory.createValueExpression(ctx, expression, expectedType);
return new ExpressionImpl(ve);
} catch (javax.el.ELException e) {
throw new ELParseException(e.getMessage());
}
}
示例3: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
@Override
public Expression parseExpression(String expression, @SuppressWarnings("rawtypes") // API
// does
// not
// use
// generics
Class expectedType, FunctionMapper fMapper) throws ELException {
try {
ELContextImpl ctx = new ELContextImpl(ELContextImpl.getDefaultResolver());
if (fMapper != null) {
ctx.setFunctionMapper(new FunctionMapperImpl(fMapper));
}
ValueExpression ve = this.factory.createValueExpression(ctx, expression, expectedType);
return new ExpressionImpl(ve);
} catch (javax.el.ELException e) {
throw new ELParseException(e.getMessage());
}
}
示例4: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
@Override
public Expression parseExpression(String expression,
@SuppressWarnings("rawtypes") // API does not use generics
Class expectedType,
FunctionMapper fMapper) throws ELException {
try {
ELContextImpl ctx =
new ELContextImpl(ELResolverImpl.getDefaultResolver());
if (fMapper != null) {
ctx.setFunctionMapper(new FunctionMapperImpl(fMapper));
}
ValueExpression ve = this.factory.createValueExpression(ctx, expression, expectedType);
return new ExpressionImpl(ve);
} catch (javax.el.ELException e) {
throw new ELParseException(e.getMessage());
}
}
示例5: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
public Expression parseExpression(String expression, Class expectedType,
FunctionMapper fMapper) throws ELException {
try {
ELContextImpl ctx =
new ELContextImpl(ELResolverImpl.getDefaultResolver());
if (fMapper != null) {
ctx.setFunctionMapper(new FunctionMapperImpl(fMapper));
}
ValueExpression ve = this.factory.createValueExpression(ctx, expression, expectedType);
return new ExpressionImpl(ve);
} catch (javax.el.ELException e) {
throw new ELParseException(e.getMessage());
}
}
示例6: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
@Override
public Expression parseExpression(
final String expression, final Class expectedType, final FunctionMapper functionMapper)
throws ELException {
return new Expression() {
@Override
public Object evaluate(VariableResolver variableResolver) throws ELException {
return doEvaluate(expression, expectedType, functionMapper);
}
};
}
示例7: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
@SuppressWarnings("rawtypes")
public Expression parseExpression(final String expression, final Class expectedType,
final FunctionMapper functionMapper) throws ELException {
return new Expression() {
public Object evaluate(VariableResolver variableResolver) throws ELException {
return doEvaluate(expression, expectedType, functionMapper);
}
};
}
示例8: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
@Override
public Expression parseExpression(String arg0, Class arg1, FunctionMapper arg2) throws ELException {
return null;
}
示例9: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
@Override
public Expression parseExpression(String expression, Class expectedType, FunctionMapper functionMapper) throws ELException {
this.parseExpressionCount++;
return super.parseExpression(expression, expectedType, functionMapper);
}
示例10: evaluate
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
public Object evaluate(String expression, Class expectedClass,
VariableResolver vResolver, FunctionMapper fMapper)
throws ELException {
Expression exp = parseExpression(expression, expectedClass, fMapper);
return exp.evaluate(vResolver);
}
示例11: parseExpression
import javax.servlet.jsp.el.Expression; //导入依赖的package包/类
public Expression parseExpression(String expression,
Class expectedClass, FunctionMapper fMapper) {
CompiledScript script = ScriptUtil.compile(expression, expectedClass);
return new ExpressionImpl(script);
}