本文整理汇总了Java中org.apache.el.lang.EvaluationContext类的典型用法代码示例。如果您正苦于以下问题：Java EvaluationContext类的具体用法？Java EvaluationContext怎么用？Java EvaluationContext使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
EvaluationContext类属于org.apache.el.lang包，在下文中一共展示了EvaluationContext类的20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，您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj = this.children[0].getValue(ctx);
if (obj == null) {
return Boolean.TRUE;
} else if (obj instanceof String) {
return Boolean.valueOf(((String) obj).length() == 0);
} else if (obj instanceof Object[]) {
return Boolean.valueOf(((Object[]) obj).length == 0);
} else if (obj instanceof Collection) {
return Boolean.valueOf(((Collection) obj).isEmpty());
} else if (obj instanceof Map) {
return Boolean.valueOf(((Map) obj).isEmpty());
}
return Boolean.FALSE;
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:17，代码来源:AstEmpty.java
示例2: getType
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
public Class getType(EvaluationContext ctx)
throws ELException {
FunctionMapper fnMapper = ctx.getFunctionMapper();
// quickly validate again for this request
if (fnMapper == null) {
throw new ELException(MessageFactory.get("error.fnMapper.null"));
}
Method m = fnMapper.resolveFunction(this.prefix, this.localName);
if (m == null) {
throw new ELException(MessageFactory.get("error.fnMapper.method",
this.getOutputName()));
}
return m.getReturnType();
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:17，代码来源:AstFunction.java
示例3: isReadOnly
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public boolean isReadOnly(EvaluationContext ctx) throws ELException {
VariableMapper varMapper = ctx.getVariableMapper();
if (varMapper != null) {
ValueExpression expr = varMapper.resolveVariable(this.image);
if (expr != null) {
return expr.isReadOnly(ctx.getELContext());
}
}
ctx.setPropertyResolved(false);
boolean result = ctx.getELResolver().isReadOnly(ctx, null, this.image);
if (!ctx.isPropertyResolved()) {
throw new PropertyNotFoundException(MessageFactory.get("error.resolver.unhandled.null", this.image));
}
return result;
}
开发者ID:how2j，项目名称:lazycat，代码行数:17，代码来源:AstIdentifier.java
示例4: getType
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Class<?> getType(EvaluationContext ctx)
throws ELException {
FunctionMapper fnMapper = ctx.getFunctionMapper();
// quickly validate again for this request
if (fnMapper == null) {
throw new ELException(MessageFactory.get("error.fnMapper.null"));
}
Method m = fnMapper.resolveFunction(this.prefix, this.localName);
if (m == null) {
throw new ELException(MessageFactory.get("error.fnMapper.method",
this.getOutputName()));
}
return m.getReturnType();
}
开发者ID:liaokailin，项目名称:tomcat7，代码行数:18，代码来源:AstFunction.java
示例5: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj = this.children[0].getValue(ctx);
if (obj == null) {
return Boolean.TRUE;
} else if (obj instanceof String) {
return Boolean.valueOf(((String) obj).length() == 0);
} else if (obj instanceof Object[]) {
return Boolean.valueOf(((Object[]) obj).length == 0);
} else if (obj instanceof Collection<?>) {
return Boolean.valueOf(((Collection<?>) obj).isEmpty());
} else if (obj instanceof Map<?,?>) {
return Boolean.valueOf(((Map<?,?>) obj).isEmpty());
}
return Boolean.FALSE;
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:18，代码来源:AstEmpty.java
示例6: getType
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Class<?> getType(EvaluationContext ctx) throws ELException {
VariableMapper varMapper = ctx.getVariableMapper();
if (varMapper != null) {
ValueExpression expr = varMapper.resolveVariable(this.image);
if (expr != null) {
return expr.getType(ctx.getELContext());
}
}
ctx.setPropertyResolved(false);
Class<?> result = ctx.getELResolver().getType(ctx, null, this.image);
if (!ctx.isPropertyResolved()) {
throw new PropertyNotFoundException(MessageFactory.get(
"error.resolver.unhandled.null", this.image));
}
return result;
}
开发者ID:liaokailin，项目名称:tomcat7，代码行数:18，代码来源:AstIdentifier.java
示例7: isReadOnly
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public boolean isReadOnly(EvaluationContext ctx) throws ELException {
VariableMapper varMapper = ctx.getVariableMapper();
if (varMapper != null) {
ValueExpression expr = varMapper.resolveVariable(this.image);
if (expr != null) {
return expr.isReadOnly(ctx.getELContext());
}
}
ctx.setPropertyResolved(false);
boolean result = ctx.getELResolver().isReadOnly(ctx, null, this.image);
if (!ctx.isPropertyResolved()) {
throw new PropertyNotFoundException(MessageFactory.get(
"error.resolver.unhandled.null", this.image));
}
return result;
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:18，代码来源:AstIdentifier.java
示例8: getValueReference
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public ValueReference getValueReference(EvaluationContext ctx) {
VariableMapper varMapper = ctx.getVariableMapper();
if (varMapper == null) {
return null;
}
ValueExpression expr = varMapper.resolveVariable(this.image);
if (expr == null) {
return null;
}
return expr.getValueReference(ctx);
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:17，代码来源:AstIdentifier.java
示例9: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx) throws ELException {
VariableMapper varMapper = ctx.getVariableMapper();
if (varMapper != null) {
ValueExpression expr = varMapper.resolveVariable(this.image);
if (expr != null) {
return expr.getValue(ctx.getELContext());
}
}
ctx.setPropertyResolved(false);
Object result = ctx.getELResolver().getValue(ctx, null, this.image);
if (!ctx.isPropertyResolved()) {
throw new PropertyNotFoundException(MessageFactory.get(
"error.resolver.unhandled.null", this.image));
}
return result;
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:18，代码来源:AstIdentifier.java
示例10: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
StringBuilder sb = new StringBuilder(16);
Object obj = null;
if (this.children != null) {
for (int i = 0; i < this.children.length; i++) {
obj = this.children[i].getValue(ctx);
if (obj != null) {
sb.append(ELSupport.coerceToString(obj));
}
}
}
return sb.toString();
}
开发者ID:liaokailin，项目名称:tomcat7，代码行数:16，代码来源:AstCompositeExpression.java
示例11: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj0 = this.children[0].getValue(ctx);
Object obj1 = this.children[1].getValue(ctx);
if (obj0 == obj1) {
return Boolean.TRUE;
}
if (obj0 == null || obj1 == null) {
return Boolean.FALSE;
}
return (compare(obj0, obj1) <= 0) ? Boolean.TRUE : Boolean.FALSE;
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:14，代码来源:AstLessThanEqual.java
示例12: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj = this.children[0].getValue(ctx);
Boolean b = coerceToBoolean(obj);
if (b.booleanValue()) {
return b;
}
obj = this.children[1].getValue(ctx);
b = coerceToBoolean(obj);
return b;
}
开发者ID:liaokailin，项目名称:tomcat7，代码行数:13，代码来源:AstOr.java
示例13: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj = this.children[0].getValue(ctx);
Boolean b = coerceToBoolean(obj);
return Boolean.valueOf(!b.booleanValue());
}
开发者ID:liaokailin，项目名称:tomcat7，代码行数:8，代码来源:AstNot.java
示例14: getParameterTypes
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
public Class<?>[] getParameterTypes(EvaluationContext ctx) {
ArrayList<Class<?>> paramTypes = new ArrayList<Class<?>>();
for (int i = 0; i < this.jjtGetNumChildren(); i++) {
paramTypes.add(this.jjtGetChild(i).getType(ctx));
}
return paramTypes.toArray(new Class<?>[paramTypes.size()]);
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:8，代码来源:AstMethodParameters.java
示例15: getParameters
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
public Object[] getParameters(EvaluationContext ctx) {
ArrayList<Object> params = new ArrayList<Object>();
for (int i = 0; i < this.jjtGetNumChildren(); i++) {
params.add(this.jjtGetChild(i).getValue(ctx));
}
return params.toArray(new Object[params.size()]);
}
开发者ID:how2j，项目名称:lazycat，代码行数:8，代码来源:AstMethodParameters.java
示例16: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj0 = this.children[0].getValue(ctx);
Object obj1 = this.children[1].getValue(ctx);
return ELArithmetic.multiply(obj0, obj1);
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:8，代码来源:AstMult.java
示例17: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(ELContext context) throws PropertyNotFoundException, ELException {
EvaluationContext ctx = new EvaluationContext(context, this.fnMapper, this.varMapper);
Object value = this.getNode().getValue(ctx);
if (this.expectedType != null) {
return ELSupport.coerceToType(value, this.expectedType);
}
return value;
}
开发者ID:how2j，项目名称:lazycat，代码行数:10，代码来源:ValueExpressionImpl.java
示例18: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx) throws ELException {
Object obj = this.children[0].getValue(ctx);
if (obj == null) {
return Long.valueOf(0);
}
if (obj instanceof BigDecimal) {
return ((BigDecimal) obj).negate();
}
if (obj instanceof BigInteger) {
return ((BigInteger) obj).negate();
}
if (obj instanceof String) {
if (isStringFloat((String) obj)) {
return new Double(-Double.parseDouble((String) obj));
}
return Long.valueOf(-Long.parseLong((String) obj));
}
if (obj instanceof Long) {
return Long.valueOf(-((Long) obj).longValue());
}
if (obj instanceof Double) {
return new Double(-((Double) obj).doubleValue());
}
if (obj instanceof Integer) {
return Integer.valueOf(-((Integer) obj).intValue());
}
if (obj instanceof Float) {
return new Float(-((Float) obj).floatValue());
}
if (obj instanceof Short) {
return Short.valueOf((short) -((Short) obj).shortValue());
}
if (obj instanceof Byte) {
return Byte.valueOf((byte) -((Byte) obj).byteValue());
}
Long num = (Long) coerceToNumber(obj, Long.class);
return Long.valueOf(-num.longValue());
}
开发者ID:how2j，项目名称:lazycat，代码行数:41，代码来源:AstNegative.java
示例19: getValue
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj = children[0].getValue(ctx);
Boolean b = coerceToBoolean(obj);
if (!b.booleanValue()) {
return b;
}
obj = children[1].getValue(ctx);
b = coerceToBoolean(obj);
return b;
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:13，代码来源:AstAnd.java
示例20: isReadOnly
import org.apache.el.lang.EvaluationContext; //导入依赖的package包/类
@Override
public boolean isReadOnly(ELContext context)
throws PropertyNotFoundException, ELException {
EvaluationContext ctx = new EvaluationContext(context, this.fnMapper,
this.varMapper);
return this.getNode().isReadOnly(ctx);
}
开发者ID:sunmingshuai，项目名称:apache-tomcat-7.0.73-with-comment，代码行数:8，代码来源:ValueExpressionImpl.java
注：本文中的org.apache.el.lang.EvaluationContext类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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