com.caucho.quercus.env
Class JavaInvoker

java.lang.Object
  com.caucho.quercus.env.Value
      com.caucho.quercus.env.Callback
          com.caucho.quercus.function.AbstractFunction
              com.caucho.quercus.env.AbstractJavaMethod
                  com.caucho.quercus.env.JavaInvoker

All Implemented Interfaces:

Callable, java.io.Serializable

Direct Known Subclasses:

JavaConstructor, JavaMethod, StaticFunction

public abstract class JavaInvoker
extends AbstractJavaMethod

Represents the introspected static function information.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.caucho.quercus.function.AbstractFunction

_bindingClass, _declaringClassName, _isClosure, _isConstructor, _isFinal, _isStatic, _parseIndex, _visibility

Fields inherited from class com.caucho.quercus.env.Value

NULL_VALUE_ARRAY, SCALAR_V

Constructor Summary

JavaInvoker(ModuleContext moduleContext, java.lang.reflect.Method method)
Creates the statically introspected function.

JavaInvoker(ModuleContext moduleContext, java.lang.String name, java.lang.Class<?>[] param, java.lang.annotation.Annotation[][] paramAnn, java.lang.annotation.Annotation[] methodAnn, java.lang.Class<?> retType)
Creates the statically introspected function.

Method Summary

Value	call(Env env, Value[] args) Evaluates the function.
Value	callMethod(Env env, QuercusClass qClass, Value qThis, Value[] args) Evaluates the method call.
Value[]	evalArguments(Env env, Expr fun, Expr[] args) Evaluates a function's argument, handling ref vs non-ref
protected Expr[]	getDefaultExprs() Returns the default expressions.
boolean	getHasEnv() Returns true if the environment is an argument.
boolean	getHasRestArgs() Returns true if the environment has rest-style arguments.
Marshal[]	getMarshalArgs() Returns the marshal arguments.
int	getMarshalingCost(Expr[] args)
int	getMarshalingCost(Value[] args) Returns the cost of marshaling for this method.
int	getMaxArgLength() Returns the maximum number of arguments allowed.
protected java.lang.annotation.Annotation[]	getMethodAnn() Returns the parameter annotations.
int	getMinArgLength() Returns the minimally required number of arguments.
java.lang.String	getName()
protected java.lang.annotation.Annotation[][]	getParamAnn() Returns the parameter annotations.
Marshal	getUnmarshalReturn() Returns the unmarshaller for the return
void	init()
abstract java.lang.Object	invoke(java.lang.Object obj, java.lang.Object[] args)
boolean	isBoolean() Returns true if the result is a boolean.
boolean	isCallUsesSymbolTable() Returns true if the call uses the symbol table
boolean	isCallUsesVariableArgs() Returns true if the call uses variable arguments.
boolean	isDouble() Returns true if the result is a double.
boolean	isLong() Returns true if the result is a long.
boolean	isRestReference() Returns true if the rest argument is a reference.
boolean	isString() Returns true if the result is a string.

Methods inherited from class com.caucho.quercus.env.AbstractJavaMethod

call, call, call, call, call, call, callCopy, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, getJavaDeclaringClass, getJavaParameterTypes, overload

Methods inherited from class com.caucho.quercus.function.AbstractFunction

callMethod, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callRef, callRef, callRef, callRef, callRef, callRef, callRef, errorPrivateAccess, errorProtectedAccess, getActualFunction, getArgs, getBindingClass, getBindingClassName, getCallbackName, getComment, getCompilationName, getDeclaringClass, getDeclaringClassName, getLocation, getType, isAbstract, isClosure, isConstructor, isFinal, isGlobal, isInternal, isObject, isPrivate, isProtected, isPublic, isReturnsReference, isStatic, isValid, setBindingClass, setClosure, setConstructor, setDeclaringClassName, setFinal, setGlobal, setParseIndex, setStatic, setVisibility, toFun, toString

Methods inherited from class com.caucho.quercus.env.Callback

callArray, callArray, callArray, toCallable

Methods inherited from class com.caucho.quercus.env.Value

abs, add, add, addOne, append, appendTo, appendTo, appendTo, appendTo, bitAnd, bitOr, bitXor, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, charValueAt, checkPrivate, checkProtected, clone, cmp, containsKey, copy, copy, copy, copyArrayItem, copyReturn, copySaveFunArg, copyStringBuilder, copyTree, current, div, div, end, eq, eql, eqValue, findFunction, generate, geq, get, getArg, getArray, getArray, getBaseIterator, getCallableName, getCalledClass, getClassName, getCount, getCountRecursive, getDirty, getField, getFieldArg, getFieldArgRef, getFieldArray, getFieldObject, getFieldVar, getHashCode, getIterator, getKeyArray, getKeyIterator, getObject, getObject, getQuercusClass, getRef, getResourceType, getSize, getThisField, getThisFieldArg, getThisFieldArgRef, getThisFieldArray, getThisFieldObject, getThisFieldVar, getValueArray, getValueIterator, getValueType, getVar, gt, hasCurrent, hashCode, increment, initField, isA, isA, isArray, isBinary, isCallable, isDefault, isDoubleConvertible, isEmpty, isFieldInit, isLongConvertible, isNull, isNumberConvertible, isNumeric, isResource, isset, isset, issetField, issetThisField, isUnicode, isVar, jsonEncode, key, keyExists, length, leq, lshift, lt, mod, mul, mul, neg, next, nextIndex, pop, pos, postdecr, postincr, postincr, predecr, preincr, preincr, prev, print, print, printDepth, printJavaChar, printJavaString, printR, printRImpl, put, put, put, putField, putField, putField, putObject, putThisField, putThisField, putVar, remove, reset, rshift, serialize, serialize, set, setCharValueAt, setFieldInit, setJavaObject, shuffle, sub_rev, sub, sub, subOne, toArgRef, toArray, toArrayValue, toAutoArray, toAutoObject, toBigDecimal, toBigInteger, toBinaryValue, toBinaryValue, toBinaryValue, toBinaryValueMarshalCost, toBoolean, toBooleanMarshalCost, toByteArrayMarshalCost, toByteMarshalCost, toChar, toCharArrayMarshalCost, toCharMarshalCost, toDebugString, toDouble, toDoubleMarshalCost, toDoubleValue, toException, toFloatMarshalCost, toInputStream, toInt, toIntegerMarshalCost, toInternString, toJavaBoolean, toJavaByte, toJavaCalendar, toJavaCharacter, toJavaCollection, toJavaDate, toJavaDouble, toJavaFloat, toJavaInteger, toJavaList, toJavaLong, toJavaMap, toJavaObject, toJavaObject, toJavaObjectMarshalCost, toJavaObjectNotNull, toJavaShort, toJavaString, toJavaURL, toKey, toLocalRef, toLocalThis, toLocalValue, toLocalValueReadOnly, toLocalVar, toLocalVarDeclAsRef, toLong, toLongMarshalCost, toLongValue, toObject, toRef, toRefValue, toShortMarshalCost, toString, toStringBuilder, toStringBuilder, toStringBuilder, toStringBuilder, toStringMarshalCost, toStringValue, toStringValue, toStringValueMarshalCost, toUnicode, toUnicodeValue, toUnicodeValue, toUnicodeValueMarshalCost, toValue, toVar, unsetArray, unsetField, unsetThisArray, unsetThisField, valuesToArray, varDump, varDumpImpl, varExport

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

JavaInvoker

public JavaInvoker(ModuleContext moduleContext,
                   java.lang.String name,
                   java.lang.Class<?>[] param,
                   java.lang.annotation.Annotation[][] paramAnn,
                   java.lang.annotation.Annotation[] methodAnn,
                   java.lang.Class<?> retType)

Creates the statically introspected function.

JavaInvoker

public JavaInvoker(ModuleContext moduleContext,
                   java.lang.reflect.Method method)

Creates the statically introspected function.

Method Detail

init

public void init()

getMinArgLength

public int getMinArgLength()

Returns the minimally required number of arguments.

Specified by:

getMinArgLength in class AbstractJavaMethod

getMaxArgLength

public int getMaxArgLength()

Returns the maximum number of arguments allowed.

Specified by:

getMaxArgLength in class AbstractJavaMethod

getHasEnv

public boolean getHasEnv()

Returns true if the environment is an argument.

getHasRestArgs

public boolean getHasRestArgs()

Returns true if the environment has rest-style arguments.

Specified by:

getHasRestArgs in class AbstractJavaMethod

isRestReference

public boolean isRestReference()

Returns true if the rest argument is a reference.

getUnmarshalReturn

public Marshal getUnmarshalReturn()

Returns the unmarshaller for the return

isCallUsesVariableArgs

public boolean isCallUsesVariableArgs()

Returns true if the call uses variable arguments.

Overrides:

isCallUsesVariableArgs in class AbstractFunction

isCallUsesSymbolTable

public boolean isCallUsesSymbolTable()

Returns true if the call uses the symbol table

Overrides:

isCallUsesSymbolTable in class AbstractFunction

isBoolean

public boolean isBoolean()

Returns true if the result is a boolean.

Overrides:

isBoolean in class AbstractFunction

isString

public boolean isString()

Returns true if the result is a string.

Overrides:

isString in class AbstractFunction

isLong

public boolean isLong()

Returns true if the result is a long.

Overrides:

isLong in class AbstractFunction

isDouble

public boolean isDouble()

Returns true if the result is a double.

Overrides:

isDouble in class AbstractFunction

getName

public java.lang.String getName()

Overrides:

getName in class AbstractFunction

getMarshalArgs

public Marshal[] getMarshalArgs()

Returns the marshal arguments.

getParamAnn

protected java.lang.annotation.Annotation[][] getParamAnn()

Returns the parameter annotations.

getMethodAnn

protected java.lang.annotation.Annotation[] getMethodAnn()

Returns the parameter annotations.

getDefaultExprs

protected Expr[] getDefaultExprs()

Returns the default expressions.

evalArguments

public Value[] evalArguments(Env env,
                             Expr fun,
                             Expr[] args)

Evaluates a function's argument, handling ref vs non-ref

Overrides:

evalArguments in class AbstractFunction

args - the user's arguments

Returns:

the user arguments augmented by any defaults

getMarshalingCost

public int getMarshalingCost(Value[] args)

Returns the cost of marshaling for this method.

Specified by:

getMarshalingCost in class AbstractJavaMethod

getMarshalingCost

public int getMarshalingCost(Expr[] args)

Specified by:

getMarshalingCost in class AbstractJavaMethod

call

public Value call(Env env,
                  Value[] args)

Description copied from class: AbstractFunction

Evaluates the function.

Specified by:

call in interface Callable

Overrides:

call in class AbstractJavaMethod

Parameters:

env - the calling environment

callMethod

public Value callMethod(Env env,
                        QuercusClass qClass,
                        Value qThis,
                        Value[] args)

Description copied from class: AbstractFunction

Evaluates the method call.

Specified by:

callMethod in class AbstractJavaMethod

invoke

public abstract java.lang.Object invoke(java.lang.Object obj,
                                        java.lang.Object[] args)