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java.lang.Objectorg.apache.derby.impl.sql.compile.QueryTreeNode
org.apache.derby.impl.sql.compile.JavaValueNode
org.apache.derby.impl.sql.compile.MethodCallNode
A MethodCallNode represents a Java method call. Method calls can be done through DML (as expressions) or through the CALL statement.
Field Summary | |
protected java.lang.String |
actualMethodReturnType
|
(package private) boolean |
internalCall
True if this is an internal call, just used to set up a generated method call. |
protected java.lang.String |
javaClassName
The name of the class containing the method. |
protected java.lang.reflect.Member |
method
|
protected java.lang.String |
methodName
|
(package private) java.lang.String[] |
methodParameterTypes
The parameter types for the resolved method. |
protected JavaValueNode[] |
methodParms
|
private java.lang.String[] |
procedurePrimitiveArrayType
For resolution of procedure INOUT/OUT parameters to the primitive form, such as int[]. |
(package private) RoutineAliasInfo |
routineInfo
For a procedure or function call |
protected JSQLType[] |
signature
|
Fields inherited from class org.apache.derby.impl.sql.compile.JavaValueNode |
forCallStatement, jsqlType |
Fields inherited from class org.apache.derby.impl.sql.compile.QueryTreeNode |
AUTOINCREMENT_INC_INDEX, AUTOINCREMENT_IS_AUTOINCREMENT_INDEX, AUTOINCREMENT_START_INDEX, beginOffset, endOffset |
Constructor Summary | |
MethodCallNode()
|
Method Summary | |
Visitable |
accept(Visitor v)
Accept a visitor, and call v.visit() on child nodes as necessary. |
void |
addParms(JavaValueNode[] methodParms)
Add the parameter list. |
void |
addParms(java.util.Vector parameterList)
Add the parameter list |
protected boolean |
areParametersQueryInvariant()
Return whether or not all of the parameters to this node are QUERY_INVARIANT or CONSTANT. |
(package private) void |
bindParameters(FromList fromList,
SubqueryList subqueryList,
java.util.Vector aggregateVector)
Bind this expression. |
boolean |
categorize(JBitSet referencedTabs,
boolean simplePredsOnly)
Categorize this predicate. |
void |
generateOneParameter(ExpressionClassBuilder acb,
MethodBuilder mb,
int parameterNumber)
Generate one parameter to the given method call. |
int |
generateParameters(ExpressionClassBuilder acb,
MethodBuilder mb)
Generate the parameters to the given method call |
protected boolean[] |
getIsParam()
Build an array of booleans denoting whether or not a given method parameter is a ?. |
java.lang.String |
getJavaClassName()
|
java.lang.String |
getMethodName()
|
JavaValueNode[] |
getMethodParms()
Get the method parameters. |
protected java.lang.String[] |
getObjectSignature()
Build an array of names of the argument types. |
private java.lang.String |
getObjectTypeName(JSQLType jsqlType)
|
protected int |
getOrderableVariantType()
Return the variant type for the underlying expression. |
static java.lang.String |
getParameterTypeName(JavaValueNode param)
|
(package private) java.lang.String[] |
getPrimitiveSignature(boolean castToPrimitiveAsNecessary)
|
JSQLType[] |
getSignature()
Gets the signature of JSQLTypes needed to propagate a work unit from target to source. |
private int |
getVariantTypeOfParams()
|
void |
init(java.lang.Object methodName)
Initializer for a MethodCallNode |
private java.lang.String[] |
parseValidateSignature(java.lang.String externalName,
int offset,
boolean hasDynamicResultSets)
Parse the user supplied signature for a method and validate it, need to match the number of parameters passed in and match the valid types for the parameter. |
void |
preprocess(int numTables,
FromList outerFromList,
SubqueryList outerSubqueryList,
PredicateList outerPredicateList)
Preprocess an expression tree. |
void |
printSubNodes(int depth)
Prints the sub-nodes of this object. |
JavaValueNode |
remapColumnReferencesToExpressions()
Remap all ColumnReferences in this tree to be clones of the underlying expression. |
protected void |
resolveMethodCall(java.lang.String javaClassName,
boolean staticMethod)
|
void |
setClause(int clause)
Set the clause that this node appears in. |
void |
setNullParameterInfo(java.lang.String[] parmTypeNames)
Set the appropriate type information for a null passed as a parameter. |
protected boolean |
someParametersAreNull()
Return true if some parameters are null, false otherwise. |
(package private) void |
throwNoMethodFound(java.lang.String receiverTypeName,
java.lang.String[] parmTypeNames,
java.lang.String[] primParmTypeNames)
Build parameters for error message and throw the exception when there is no matching signature found. |
java.lang.String |
toString()
Convert this object to a String. |
Methods inherited from class org.apache.derby.impl.sql.compile.JavaValueNode |
bindExpression, castToPrimitive, checkReliability, generate, generateExpression, generateReceiver, generateReceiver, getConstantValueAsObject, getJavaTypeName, getJSQLType, getPrimitiveTypeName, getReceiverExpression, isPrimitiveType, mapToTypeID, markForCallStatement, markReturnValueDiscarded, mustCastToPrimitive, returnValueDiscarded, returnValueToSQLDomain, setJavaTypeName, valueReturnedToSQLDomain |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
protected java.lang.String methodName
protected java.lang.String javaClassName
JavaValueNode.bindExpression(org.apache.derby.impl.sql.compile.FromList, org.apache.derby.impl.sql.compile.SubqueryList, java.util.Vector)
,
getJavaClassName()
RoutineAliasInfo routineInfo
boolean internalCall
private java.lang.String[] procedurePrimitiveArrayType
protected JSQLType[] signature
protected JavaValueNode[] methodParms
protected java.lang.reflect.Member method
protected java.lang.String actualMethodReturnType
java.lang.String[] methodParameterTypes
Constructor Detail |
public MethodCallNode()
Method Detail |
public JSQLType[] getSignature()
public void init(java.lang.Object methodName)
init
in class QueryTreeNode
methodName
- The name of the method to callpublic java.lang.String getMethodName()
public java.lang.String getJavaClassName()
public void setClause(int clause)
setClause
in class JavaValueNode
clause
- The clause that this node appears in.
public void addParms(JavaValueNode[] methodParms)
methodParms
- JavaValueNode[]
public void addParms(java.util.Vector parameterList) throws StandardException
parameterList
- A Vector of the parameters
StandardException
- Thrown on errorpublic void printSubNodes(int depth)
printSubNodes
in class QueryTreeNode
depth
- The depth of this node in the tree
public java.lang.String toString()
toString
in class QueryTreeNode
final void bindParameters(FromList fromList, SubqueryList subqueryList, java.util.Vector aggregateVector) throws StandardException
fromList
- The FROM list for the query this
expression is in, for binding columns.subqueryList
- The subquery list being built as we find SubqueryNodesaggregateVector
- The aggregate vector being built as we find AggregateNodes
StandardException
- Thrown on errorprotected boolean areParametersQueryInvariant() throws StandardException
StandardException
- thrown on errorvoid throwNoMethodFound(java.lang.String receiverTypeName, java.lang.String[] parmTypeNames, java.lang.String[] primParmTypeNames) throws StandardException
receiverTypeName
- Type name for receiverparmTypeNames
- Type names for parameters as object typesprimParmTypeNames
- Type names for parameters as primitive types
StandardException
- Thrown on errorpublic void preprocess(int numTables, FromList outerFromList, SubqueryList outerSubqueryList, PredicateList outerPredicateList) throws StandardException
preprocess
in class JavaValueNode
numTables
- Number of tables in the DML StatementouterFromList
- FromList from outer query blockouterSubqueryList
- SubqueryList from outer query blockouterPredicateList
- PredicateList from outer query block
StandardException
- Thrown on errorValueNode.preprocess(int, org.apache.derby.impl.sql.compile.FromList, org.apache.derby.impl.sql.compile.SubqueryList, org.apache.derby.impl.sql.compile.PredicateList)
public boolean categorize(JBitSet referencedTabs, boolean simplePredsOnly) throws StandardException
categorize
in class JavaValueNode
referencedTabs
- JBitSet with bit map of referenced FromTablessimplePredsOnly
- Whether or not to consider method
calls, field references and conditional nodes
when building bit map
StandardException
- Thrown on errorValueNode.categorize(org.apache.derby.iapi.util.JBitSet, boolean)
public JavaValueNode remapColumnReferencesToExpressions() throws StandardException
remapColumnReferencesToExpressions
in class JavaValueNode
StandardException
- Thrown on errorValueNode.remapColumnReferencesToExpressions()
public int generateParameters(ExpressionClassBuilder acb, MethodBuilder mb) throws StandardException
acb
- The ExpressionClassBuilder for the class we're generatingmb
- the method the expression will go into
StandardException
- Thrown on errorpublic static java.lang.String getParameterTypeName(JavaValueNode param) throws StandardException
StandardException
public void generateOneParameter(ExpressionClassBuilder acb, MethodBuilder mb, int parameterNumber) throws StandardException
acb
- The ExpressionClassBuilder for the class we're generatingmb
- the method the expression will go intoparameterNumber
- Identifies which parameter to generate. 0 based.
StandardException
- Thrown on errorpublic void setNullParameterInfo(java.lang.String[] parmTypeNames) throws StandardException
parmTypeNames
- String[] with the java type names for the parameters
as declared by the method
StandardException
- Thrown on errorprotected void resolveMethodCall(java.lang.String javaClassName, boolean staticMethod) throws StandardException
StandardException
private java.lang.String[] parseValidateSignature(java.lang.String externalName, int offset, boolean hasDynamicResultSets) throws StandardException
offset
- Character offset of first parenhasDynamicResultSets
- Can ResultSet[] parameters be specified.
StandardException
protected boolean someParametersAreNull()
protected java.lang.String[] getObjectSignature() throws StandardException
StandardException
- Thrown on errorprotected boolean[] getIsParam()
private java.lang.String getObjectTypeName(JSQLType jsqlType) throws StandardException
StandardException
java.lang.String[] getPrimitiveSignature(boolean castToPrimitiveAsNecessary) throws StandardException
StandardException
protected int getOrderableVariantType() throws StandardException
getOrderableVariantType
in class JavaValueNode
StandardException
private int getVariantTypeOfParams() throws StandardException
StandardException
public JavaValueNode[] getMethodParms()
public Visitable accept(Visitor v) throws StandardException
accept
in interface Visitable
accept
in class QueryTreeNode
v
- the visitor
StandardException
- on error
|
Built on Tue 2006-10-10 19:23:47+0200, from revision exported | |||||||||
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