public class Indexer extends SpelNodeImpl
Modifier and Type | Class and Description |
---|---|
private class |
Indexer.ArrayIndexingValueRef |
private class |
Indexer.CollectionIndexingValueRef |
private static class |
Indexer.IndexedType |
private class |
Indexer.MapIndexingValueRef |
private class |
Indexer.PropertyIndexingValueRef |
private class |
Indexer.StringIndexingLValue |
Modifier and Type | Field and Description |
---|---|
private PropertyAccessor |
cachedReadAccessor |
private java.lang.String |
cachedReadName |
private java.lang.Class<?> |
cachedReadTargetType |
private PropertyAccessor |
cachedWriteAccessor |
private java.lang.String |
cachedWriteName |
private java.lang.Class<?> |
cachedWriteTargetType |
private Indexer.IndexedType |
indexedType |
children, exitTypeDescriptor
AALOAD, AASTORE, ACC_ABSTRACT, ACC_ANNOTATION, ACC_BRIDGE, ACC_DEPRECATED, ACC_ENUM, ACC_FINAL, ACC_INTERFACE, ACC_MANDATED, ACC_MODULE, ACC_NATIVE, ACC_OPEN, ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC, ACC_STATIC, ACC_STATIC_PHASE, ACC_STRICT, ACC_SUPER, ACC_SYNCHRONIZED, ACC_SYNTHETIC, ACC_TRANSIENT, ACC_TRANSITIVE, ACC_VARARGS, ACC_VOLATILE, ACONST_NULL, ALOAD, ANEWARRAY, ARETURN, ARRAYLENGTH, ASM4, ASM5, ASM6, ASM7, ASTORE, ATHROW, BALOAD, BASTORE, BIPUSH, CALOAD, CASTORE, CHECKCAST, D2F, D2I, D2L, DADD, DALOAD, DASTORE, DCMPG, DCMPL, DCONST_0, DCONST_1, DDIV, DLOAD, DMUL, DNEG, DOUBLE, DREM, DRETURN, DSTORE, DSUB, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, F_APPEND, F_CHOP, F_FULL, F_NEW, F_SAME, F_SAME1, F2D, F2I, F2L, FADD, FALOAD, FASTORE, FCMPG, FCMPL, FCONST_0, FCONST_1, FCONST_2, FDIV, FLOAD, FLOAT, FMUL, FNEG, FREM, FRETURN, FSTORE, FSUB, GETFIELD, GETSTATIC, GOTO, H_GETFIELD, H_GETSTATIC, H_INVOKEINTERFACE, H_INVOKESPECIAL, H_INVOKESTATIC, H_INVOKEVIRTUAL, H_NEWINVOKESPECIAL, H_PUTFIELD, H_PUTSTATIC, I2B, I2C, I2D, I2F, I2L, I2S, IADD, IALOAD, IAND, IASTORE, ICONST_0, ICONST_1, ICONST_2, ICONST_3, ICONST_4, ICONST_5, ICONST_M1, IDIV, IF_ACMPEQ, IF_ACMPNE, IF_ICMPEQ, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ICMPLT, IF_ICMPNE, IFEQ, IFGE, IFGT, IFLE, IFLT, IFNE, IFNONNULL, IFNULL, IINC, ILOAD, IMUL, INEG, INSTANCEOF, INTEGER, INVOKEDYNAMIC, INVOKEINTERFACE, INVOKESPECIAL, INVOKESTATIC, INVOKEVIRTUAL, IOR, IREM, IRETURN, ISHL, ISHR, ISTORE, ISUB, IUSHR, IXOR, JSR, L2D, L2F, L2I, LADD, LALOAD, LAND, LASTORE, LCMP, LCONST_0, LCONST_1, LDC, LDIV, LLOAD, LMUL, LNEG, LONG, LOOKUPSWITCH, LOR, LREM, LRETURN, LSHL, LSHR, LSTORE, LSUB, LUSHR, LXOR, MONITORENTER, MONITOREXIT, MULTIANEWARRAY, NEW, NEWARRAY, NOP, NULL, POP, POP2, PUTFIELD, PUTSTATIC, RET, RETURN, SALOAD, SASTORE, SIPUSH, SOURCE_DEPRECATED, SOURCE_MASK, SWAP, T_BOOLEAN, T_BYTE, T_CHAR, T_DOUBLE, T_FLOAT, T_INT, T_LONG, T_SHORT, TABLESWITCH, TOP, UNINITIALIZED_THIS, V_PREVIEW, V1_1, V1_2, V1_3, V1_4, V1_5, V1_6, V1_7, V1_8, V10, V11, V12, V13, V9
Constructor and Description |
---|
Indexer(int startPos,
int endPos,
SpelNodeImpl expr) |
Modifier and Type | Method and Description |
---|---|
private java.lang.Object |
accessArrayElement(java.lang.Object ctx,
int idx) |
private void |
checkAccess(int arrayLength,
int index) |
private <T> T |
convertValue(TypeConverter converter,
java.lang.Object value,
java.lang.Class<T> targetType) |
void |
generateCode(MethodVisitor mv,
CodeFlow cf)
Generate the bytecode for this node into the supplied visitor.
|
TypedValue |
getValueInternal(ExpressionState state) |
protected ValueRef |
getValueRef(ExpressionState state) |
boolean |
isCompilable()
Check whether a node can be compiled to bytecode.
|
boolean |
isWritable(ExpressionState expressionState)
Determine if this expression node will support a setValue() call.
|
private void |
setArrayElement(TypeConverter converter,
java.lang.Object ctx,
int idx,
java.lang.Object newValue,
java.lang.Class<?> arrayComponentType) |
void |
setValue(ExpressionState state,
java.lang.Object newValue)
Evaluate the expression to a node and then set the new value on that node.
|
java.lang.String |
toStringAST()
Return the string form the this AST node.
|
generateCodeForArgument, generateCodeForArguments, getChild, getChildCount, getEndPosition, getExitDescriptor, getObjectClass, getStartPosition, getTypedValue, getValue, getValue, nextChildIs
@Nullable private java.lang.String cachedReadName
@Nullable private java.lang.Class<?> cachedReadTargetType
@Nullable private PropertyAccessor cachedReadAccessor
@Nullable private java.lang.String cachedWriteName
@Nullable private java.lang.Class<?> cachedWriteTargetType
@Nullable private PropertyAccessor cachedWriteAccessor
@Nullable private Indexer.IndexedType indexedType
public Indexer(int startPos, int endPos, SpelNodeImpl expr)
public TypedValue getValueInternal(ExpressionState state) throws EvaluationException
getValueInternal
in class SpelNodeImpl
EvaluationException
public void setValue(ExpressionState state, @Nullable java.lang.Object newValue) throws EvaluationException
SpelNode
setValue
in interface SpelNode
setValue
in class SpelNodeImpl
state
- the current expression state (includes the context)newValue
- the new valueEvaluationException
- if any problem occurs evaluating the expression or
setting the new valuepublic boolean isWritable(ExpressionState expressionState) throws SpelEvaluationException
SpelNode
isWritable
in interface SpelNode
isWritable
in class SpelNodeImpl
expressionState
- the current expression state (includes the context)SpelEvaluationException
protected ValueRef getValueRef(ExpressionState state) throws EvaluationException
getValueRef
in class SpelNodeImpl
EvaluationException
public boolean isCompilable()
SpelNodeImpl
isCompilable
in class SpelNodeImpl
true
if this node can be compiled to bytecodepublic void generateCode(MethodVisitor mv, CodeFlow cf)
SpelNodeImpl
generateCode
in class SpelNodeImpl
mv
- the ASM MethodVisitor into which code should be generatedcf
- a context object with info about what is on the stackpublic java.lang.String toStringAST()
SpelNode
private void setArrayElement(TypeConverter converter, java.lang.Object ctx, int idx, @Nullable java.lang.Object newValue, java.lang.Class<?> arrayComponentType) throws EvaluationException
EvaluationException
private java.lang.Object accessArrayElement(java.lang.Object ctx, int idx) throws SpelEvaluationException
SpelEvaluationException
private void checkAccess(int arrayLength, int index) throws SpelEvaluationException
SpelEvaluationException
private <T> T convertValue(TypeConverter converter, @Nullable java.lang.Object value, java.lang.Class<T> targetType)