Mercurial > jdk8-mips64-public > nashorn / file comparison
comparison: src/jdk/internal/dynalink/beans/SingleDynamicMethod.java
src/jdk/internal/dynalink/beans/SingleDynamicMethod.java
- changeset 1239
- e1146c9cc758
- parent 963
- e2497b11a021
- child 1490
- d85f981c8cf8
- child 1530
- fd307cc5f58c
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| 1238:4dee46412516 | 1239:e1146c9cc758 |
|---|---|
| 163 * @param callSiteType the type of the call site | 163 * @param callSiteType the type of the call site |
| 164 * @param linkerServices the linker services used for type conversions | 164 * @param linkerServices the linker services used for type conversions |
| 165 * @return the adapted method handle. | 165 * @return the adapted method handle. |
| 166 */ | 166 */ |
| 167 static MethodHandle getInvocation(final MethodHandle target, final MethodType callSiteType, final LinkerServices linkerServices) { | 167 static MethodHandle getInvocation(final MethodHandle target, final MethodType callSiteType, final LinkerServices linkerServices) { |
| 168 final MethodType methodType = target.type(); | 168 final MethodHandle filteredTarget = linkerServices.filterInternalObjects(target); |
| 169 final MethodType methodType = filteredTarget.type(); | |
| 169 final int paramsLen = methodType.parameterCount(); | 170 final int paramsLen = methodType.parameterCount(); |
| 170 final boolean varArgs = target.isVarargsCollector(); | 171 final boolean varArgs = target.isVarargsCollector(); |
| 171 final MethodHandle fixTarget = varArgs ? target.asFixedArity() : target; | 172 final MethodHandle fixTarget = varArgs ? filteredTarget.asFixedArity() : filteredTarget; |
| 172 final int fixParamsLen = varArgs ? paramsLen - 1 : paramsLen; | 173 final int fixParamsLen = varArgs ? paramsLen - 1 : paramsLen; |
| 173 final int argsLen = callSiteType.parameterCount(); | 174 final int argsLen = callSiteType.parameterCount(); |
| 174 if(argsLen < fixParamsLen) { | 175 if(argsLen < fixParamsLen) { |
| 175 // Less actual arguments than number of fixed declared arguments; can't invoke. | 176 // Less actual arguments than number of fixed declared arguments; can't invoke. |
| 176 return null; | 177 return null; |
| 202 if(argsLen == paramsLen) { | 203 if(argsLen == paramsLen) { |
| 203 final Class<?> callSiteLastArgType = callSiteType.parameterType(fixParamsLen); | 204 final Class<?> callSiteLastArgType = callSiteType.parameterType(fixParamsLen); |
| 204 if(varArgType.isAssignableFrom(callSiteLastArgType)) { | 205 if(varArgType.isAssignableFrom(callSiteLastArgType)) { |
| 205 // Call site signature guarantees we'll always be passed a single compatible array; just link directly | 206 // Call site signature guarantees we'll always be passed a single compatible array; just link directly |
| 206 // to the method, introducing necessary conversions. Also, preserve it being a variable arity method. | 207 // to the method, introducing necessary conversions. Also, preserve it being a variable arity method. |
| 207 return createConvertingInvocation(target, linkerServices, callSiteType).asVarargsCollector( | 208 return createConvertingInvocation(filteredTarget, linkerServices, callSiteType).asVarargsCollector( |
| 208 callSiteLastArgType); | 209 callSiteLastArgType); |
| 209 } | 210 } |
| 210 | 211 |
| 211 // This method handle takes the single argument and packs it into a newly allocated single-element array. It | 212 // This method handle takes the single argument and packs it into a newly allocated single-element array. It |
| 212 // will be used when the incoming argument can't be converted to the vararg array type (the "vararg packer" | 213 // will be used when the incoming argument can't be converted to the vararg array type (the "vararg packer" |
