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comparison graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 18332:65a160d9d259

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Truffle: add NodeInterface and require that all child fields be of this type
author Andreas Woess <andreas.woess@jku.at>
date Mon, 10 Nov 2014 19:29:08 +0100
parents c88ab4f1f04a
children e3c95cbbb50c
comparison
equal deleted inserted replaced
18331:803b0b06e408 18332:65a160d9d259
222 this.childOffsets = toLongArray(childOffsetsList); 222 this.childOffsets = toLongArray(childOffsetsList);
223 this.childrenOffsets = toLongArray(childrenOffsetsList); 223 this.childrenOffsets = toLongArray(childrenOffsetsList);
224 this.clazz = clazz; 224 this.clazz = clazz;
225 } 225 }
226 226
227 private static boolean isNodeType(Class<?> clazz) {
228 return Node.class.isAssignableFrom(clazz) || (clazz.isInterface() && NodeInterface.class.isAssignableFrom(clazz));
229 }
230
227 private static void checkChildField(Field field) { 231 private static void checkChildField(Field field) {
228 if (!(Node.class.isAssignableFrom(field.getType()) || field.getType().isInterface())) { 232 if (!isNodeType(field.getType())) {
229 throw new AssertionError("@Child field type must be a subclass of Node or an interface (" + field + ")"); 233 throw new AssertionError("@Child field type must be a subclass of Node or an interface extending NodeInterface (" + field + ")");
230 } 234 }
231 if (Modifier.isFinal(field.getModifiers())) { 235 if (Modifier.isFinal(field.getModifiers())) {
232 throw new AssertionError("@Child field must not be final (" + field + ")"); 236 throw new AssertionError("@Child field must not be final (" + field + ")");
233 } 237 }
234 } 238 }
235 239
236 private static void checkChildrenField(Field field) { 240 private static void checkChildrenField(Field field) {
237 if (!(field.getType().isArray() && (Node.class.isAssignableFrom(field.getType().getComponentType()) || field.getType().getComponentType().isInterface()))) { 241 if (!(field.getType().isArray() && isNodeType(field.getType().getComponentType()))) {
238 throw new AssertionError("@Children field type must be an array of a subclass of Node or an interface (" + field + ")"); 242 throw new AssertionError("@Children field type must be an array of a subclass of Node or an interface extending NodeInterface (" + field + ")");
239 } 243 }
240 if (!Modifier.isFinal(field.getModifiers())) { 244 if (!Modifier.isFinal(field.getModifiers())) {
241 throw new AssertionError("@Children field must be final (" + field + ")"); 245 throw new AssertionError("@Children field must be final (" + field + ")");
242 } 246 }
243 } 247 }