Java Code Examples for org.apache.el.lang.ELSupport#coerceToType()
The following examples show how to use
org.apache.el.lang.ELSupport#coerceToType() .
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Example 1
Source File: ReflectionUtil.java From Tomcat8-Source-Read with MIT License | 5 votes |
private static boolean isCoercibleFrom(EvaluationContext ctx, Object src, Class<?> target) { // TODO: This isn't pretty but it works. Significant refactoring would // be required to avoid the exception. try { ELSupport.coerceToType(ctx, src, target); } catch (ELException e) { return false; } return true; }
Example 2
Source File: ValueExpressionLiteral.java From Tomcat7.0.67 with Apache License 2.0 | 5 votes |
@Override public Object getValue(ELContext context) { if (this.expectedType != null) { return ELSupport.coerceToType(this.value, this.expectedType); } return this.value; }
Example 3
Source File: ValueExpressionImpl.java From Tomcat7.0.67 with Apache License 2.0 | 5 votes |
@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; }
Example 4
Source File: ReflectionUtil.java From Tomcat7.0.67 with Apache License 2.0 | 5 votes |
private static boolean isCoercibleFrom(Object src, Class<?> target) { // TODO: This isn't pretty but it works. Significant refactoring would // be required to avoid the exception. try { ELSupport.coerceToType(src, target); } catch (ELException e) { return false; } return true; }
Example 5
Source File: MethodExpressionLiteral.java From Tomcat7.0.67 with Apache License 2.0 | 5 votes |
@Override public Object invoke(ELContext context, Object[] params) throws ELException { if (this.expectedType != null) { return ELSupport.coerceToType(this.expr, this.expectedType); } else { return this.expr; } }
Example 6
Source File: ValueExpressionLiteral.java From tomcatsrc with Apache License 2.0 | 5 votes |
@Override public Object getValue(ELContext context) { if (this.expectedType != null) { return ELSupport.coerceToType(this.value, this.expectedType); } return this.value; }
Example 7
Source File: ValueExpressionImpl.java From tomcatsrc with Apache License 2.0 | 5 votes |
@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; }
Example 8
Source File: ReflectionUtil.java From tomcatsrc with Apache License 2.0 | 5 votes |
private static boolean isCoercibleFrom(Object src, Class<?> target) { // TODO: This isn't pretty but it works. Significant refactoring would // be required to avoid the exception. try { ELSupport.coerceToType(src, target); } catch (ELException e) { return false; } return true; }
Example 9
Source File: MethodExpressionLiteral.java From tomcatsrc with Apache License 2.0 | 5 votes |
@Override public Object invoke(ELContext context, Object[] params) throws ELException { if (this.expectedType != null) { return ELSupport.coerceToType(this.expr, this.expectedType); } else { return this.expr; } }
Example 10
Source File: AstValue.java From Tomcat8-Source-Read with MIT License | 4 votes |
private Object[] convertArgs(EvaluationContext ctx, Object[] src, Method m) { Class<?>[] types = m.getParameterTypes(); if (types.length == 0) { // Treated as if parameters have been provided so src is ignored return EMPTY_ARRAY; } int paramCount = types.length; if (m.isVarArgs() && paramCount > 1 && (src == null || paramCount > src.length) || !m.isVarArgs() && (paramCount > 0 && src == null || src != null && src.length != paramCount)) { String srcCount = null; if (src != null) { srcCount = Integer.toString(src.length); } String msg; if (m.isVarArgs()) { msg = MessageFactory.get("error.invoke.tooFewParams", m.getName(), srcCount, Integer.toString(paramCount)); } else { msg = MessageFactory.get("error.invoke.wrongParams", m.getName(), srcCount, Integer.toString(paramCount)); } throw new IllegalArgumentException(msg); } if (src == null) { // Must be a varargs method with a single parameter. // Use a new array every time since the called code could modify the // contents of the array return new Object[1]; } Object[] dest = new Object[paramCount]; for (int i = 0; i < paramCount - 1; i++) { dest[i] = ELSupport.coerceToType(ctx, src[i], types[i]); } if (m.isVarArgs()) { Class<?> varArgType = m.getParameterTypes()[paramCount - 1].getComponentType(); Object[] varArgs = (Object[]) Array.newInstance(varArgType, src.length - (paramCount - 1)); for (int i = 0; i < src.length - (paramCount - 1); i ++) { varArgs[i] = ELSupport.coerceToType(ctx, src[paramCount - 1 + i], varArgType); } dest[paramCount - 1] = varArgs; } else { dest[paramCount - 1] = ELSupport.coerceToType( ctx, src[paramCount - 1], types[paramCount - 1]); } return dest; }
Example 11
Source File: ExpressionFactoryImpl.java From Tomcat8-Source-Read with MIT License | 4 votes |
@Override public Object coerceToType(Object obj, Class<?> type) { return ELSupport.coerceToType(null, obj, type); }
Example 12
Source File: AstValue.java From Tomcat7.0.67 with Apache License 2.0 | 4 votes |
private Object[] convertArgs(Object[] src, Method m) { Class<?>[] types = m.getParameterTypes(); if (types.length == 0) { // Treated as if parameters have been provided so src is ignored return EMPTY_ARRAY; } int paramCount = types.length; if (m.isVarArgs() && paramCount > 1 && (src == null || paramCount > src.length) || !m.isVarArgs() && (paramCount > 0 && src == null || src != null && src.length != paramCount)) { String srcCount = null; if (src != null) { srcCount = Integer.toString(src.length); } String msg; if (m.isVarArgs()) { msg = MessageFactory.get("error.invoke.tooFewParams", m.getName(), srcCount, Integer.toString(paramCount)); } else { msg = MessageFactory.get("error.invoke.wrongParams", m.getName(), srcCount, Integer.toString(paramCount)); } throw new IllegalArgumentException(msg); } if (src == null) { // Must be a varargs method with a single parameter. // Use a new array every time since the called code could modify the // contents of the array return new Object[1]; } Object[] dest = new Object[paramCount]; for (int i = 0; i < paramCount - 1; i++) { dest[i] = ELSupport.coerceToType(src[i], types[i]); } if (m.isVarArgs()) { Object[] varArgs = (Object[]) Array.newInstance( m.getParameterTypes()[paramCount - 1].getComponentType(), src.length - (paramCount - 1)); for (int i = 0; i < src.length - (paramCount - 1); i ++) { varArgs[i] = ELSupport.coerceToType(src[paramCount - 1 + i], types[paramCount - 1].getComponentType()); } dest[paramCount - 1] = varArgs; } else { dest[paramCount - 1] = ELSupport.coerceToType( src[paramCount - 1], types[paramCount - 1]); } return dest; }
Example 13
Source File: ExpressionFactoryImpl.java From Tomcat7.0.67 with Apache License 2.0 | 4 votes |
@Override public Object coerceToType(Object obj, Class<?> type) { return ELSupport.coerceToType(obj, type); }
Example 14
Source File: AstValue.java From tomcatsrc with Apache License 2.0 | 4 votes |
private Object[] convertArgs(Object[] src, Method m) { Class<?>[] types = m.getParameterTypes(); if (types.length == 0) { // Treated as if parameters have been provided so src is ignored return EMPTY_ARRAY; } int paramCount = types.length; if (m.isVarArgs() && paramCount > 1 && (src == null || paramCount > src.length) || !m.isVarArgs() && (paramCount > 0 && src == null || src != null && src.length != paramCount)) { String srcCount = null; if (src != null) { srcCount = Integer.toString(src.length); } String msg; if (m.isVarArgs()) { msg = MessageFactory.get("error.invoke.tooFewParams", m.getName(), srcCount, Integer.toString(paramCount)); } else { msg = MessageFactory.get("error.invoke.wrongParams", m.getName(), srcCount, Integer.toString(paramCount)); } throw new IllegalArgumentException(msg); } if (src == null) { // Must be a varargs method with a single parameter. // Use a new array every time since the called code could modify the // contents of the array return new Object[1]; } Object[] dest = new Object[paramCount]; for (int i = 0; i < paramCount - 1; i++) { dest[i] = ELSupport.coerceToType(src[i], types[i]); } if (m.isVarArgs()) { Object[] varArgs = (Object[]) Array.newInstance( m.getParameterTypes()[paramCount - 1].getComponentType(), src.length - (paramCount - 1)); for (int i = 0; i < src.length - (paramCount - 1); i ++) { varArgs[i] = ELSupport.coerceToType(src[paramCount - 1 + i], types[paramCount - 1].getComponentType()); } dest[paramCount - 1] = varArgs; } else { dest[paramCount - 1] = ELSupport.coerceToType( src[paramCount - 1], types[paramCount - 1]); } return dest; }
Example 15
Source File: ExpressionFactoryImpl.java From tomcatsrc with Apache License 2.0 | 4 votes |
@Override public Object coerceToType(Object obj, Class<?> type) { return ELSupport.coerceToType(obj, type); }