org.extendj.ast.SingleStaticImportDecl Maven / Gradle / Ivy
/* This file was generated with JastAdd2 (http://jastadd.org) version 2.3.0 */
package org.extendj.ast;
import java.util.ArrayList;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.io.IOException;
import java.util.Set;
import beaver.*;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListMap;
import java.util.LinkedHashSet;
import java.util.*;
import org.jastadd.util.PrettyPrintable;
import org.jastadd.util.PrettyPrinter;
import java.util.zip.*;
import java.io.*;
import org.jastadd.util.*;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
/**
* 7.5.3 A single-static-import declaration imports all accessible (\u00a76.6) static members
* with a given simple name from a type. This makes these static members available
* under their simple name in the class and interface declarations of the
* compilation unit in which the single-static import declaration appears.
* @ast node
* @declaredat /home/jesper/git/extendj/java5/grammar/StaticImports.ast:12
* @astdecl SingleStaticImportDecl : StaticImportDecl ::= ;
* @production SingleStaticImportDecl : {@link StaticImportDecl} ::= <ID:String>;
*/
public class SingleStaticImportDecl extends StaticImportDecl implements Cloneable {
/**
* @aspect Java5PrettyPrint
* @declaredat /home/jesper/git/extendj/java5/frontend/PrettyPrint.jadd:343
*/
public void prettyPrint(PrettyPrinter out) {
out.print("import static ");
out.print(getAccess());
out.print(".");
out.print(getID());
out.print(";");
}
/**
* @declaredat ASTNode:1
*/
public SingleStaticImportDecl() {
super();
}
/**
* Initializes the child array to the correct size.
* Initializes List and Opt nta children.
* @apilevel internal
* @ast method
* @declaredat ASTNode:10
*/
public void init$Children() {
children = new ASTNode[1];
}
/**
* @declaredat ASTNode:13
*/
@ASTNodeAnnotation.Constructor(
name = {"Access", "ID"},
type = {"Access", "String"},
kind = {"Child", "Token"}
)
public SingleStaticImportDecl(Access p0, String p1) {
setChild(p0, 0);
setID(p1);
}
/**
* @declaredat ASTNode:22
*/
public SingleStaticImportDecl(Access p0, beaver.Symbol p1) {
setChild(p0, 0);
setID(p1);
}
/** @apilevel low-level
* @declaredat ASTNode:27
*/
protected int numChildren() {
return 1;
}
/**
* @apilevel internal
* @declaredat ASTNode:33
*/
public boolean mayHaveRewrite() {
return false;
}
/** @apilevel internal
* @declaredat ASTNode:37
*/
public void flushAttrCache() {
super.flushAttrCache();
importedTypes_reset();
importedFields_String_reset();
importedMethods_String_reset();
}
/** @apilevel internal
* @declaredat ASTNode:44
*/
public void flushCollectionCache() {
super.flushCollectionCache();
}
/** @apilevel internal
* @declaredat ASTNode:48
*/
public SingleStaticImportDecl clone() throws CloneNotSupportedException {
SingleStaticImportDecl node = (SingleStaticImportDecl) super.clone();
return node;
}
/** @apilevel internal
* @declaredat ASTNode:53
*/
public SingleStaticImportDecl copy() {
try {
SingleStaticImportDecl node = (SingleStaticImportDecl) clone();
node.parent = null;
if (children != null) {
node.children = (ASTNode[]) children.clone();
}
return node;
} catch (CloneNotSupportedException e) {
throw new Error("Error: clone not supported for " + getClass().getName());
}
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @deprecated Please use treeCopy or treeCopyNoTransform instead
* @declaredat ASTNode:72
*/
@Deprecated
public SingleStaticImportDecl fullCopy() {
return treeCopyNoTransform();
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:82
*/
public SingleStaticImportDecl treeCopyNoTransform() {
SingleStaticImportDecl tree = (SingleStaticImportDecl) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
ASTNode child = (ASTNode) children[i];
if (child != null) {
child = child.treeCopyNoTransform();
tree.setChild(child, i);
}
}
}
return tree;
}
/**
* Create a deep copy of the AST subtree at this node.
* The subtree of this node is traversed to trigger rewrites before copy.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
* @declaredat ASTNode:102
*/
public SingleStaticImportDecl treeCopy() {
SingleStaticImportDecl tree = (SingleStaticImportDecl) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
ASTNode child = (ASTNode) getChild(i);
if (child != null) {
child = child.treeCopy();
tree.setChild(child, i);
}
}
}
return tree;
}
/** @apilevel internal
* @declaredat ASTNode:116
*/
protected boolean is$Equal(ASTNode node) {
return super.is$Equal(node) && (tokenString_ID == ((SingleStaticImportDecl) node).tokenString_ID);
}
/**
* Replaces the Access child.
* @param node The new node to replace the Access child.
* @apilevel high-level
*/
public void setAccess(Access node) {
setChild(node, 0);
}
/**
* Retrieves the Access child.
* @return The current node used as the Access child.
* @apilevel high-level
*/
@ASTNodeAnnotation.Child(name="Access")
public Access getAccess() {
return (Access) getChild(0);
}
/**
* Retrieves the Access child.
* This method does not invoke AST transformations.
* @return The current node used as the Access child.
* @apilevel low-level
*/
public Access getAccessNoTransform() {
return (Access) getChildNoTransform(0);
}
/**
* Replaces the lexeme ID.
* @param value The new value for the lexeme ID.
* @apilevel high-level
*/
public void setID(String value) {
tokenString_ID = value;
}
/** @apilevel internal
*/
protected String tokenString_ID;
/**
*/
public int IDstart;
/**
*/
public int IDend;
/**
* JastAdd-internal setter for lexeme ID using the Beaver parser.
* @param symbol Symbol containing the new value for the lexeme ID
* @apilevel internal
*/
public void setID(beaver.Symbol symbol) {
if (symbol.value != null && !(symbol.value instanceof String))
throw new UnsupportedOperationException("setID is only valid for String lexemes");
tokenString_ID = (String)symbol.value;
IDstart = symbol.getStart();
IDend = symbol.getEnd();
}
/**
* Retrieves the value for the lexeme ID.
* @return The value for the lexeme ID.
* @apilevel high-level
*/
@ASTNodeAnnotation.Token(name="ID")
public String getID() {
return tokenString_ID != null ? tokenString_ID : "";
}
/** @apilevel internal */
protected ASTState.Cycle importedTypes_cycle = null;
/** @apilevel internal */
private void importedTypes_reset() {
importedTypes_computed = false;
importedTypes_initialized = false;
importedTypes_value = null;
importedTypes_cycle = null;
}
/** @apilevel internal */
protected boolean importedTypes_computed = false;
/** @apilevel internal */
protected SimpleSet importedTypes_value;
/** @apilevel internal */
protected boolean importedTypes_initialized = false;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:52")
public SimpleSet importedTypes() {
if (importedTypes_computed) {
return importedTypes_value;
}
ASTState state = state();
if (!importedTypes_initialized) {
importedTypes_initialized = true;
importedTypes_value = emptySet();
}
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
do {
importedTypes_cycle = state.nextCycle();
SimpleSet new_importedTypes_value = getAccess().type().memberTypes(getID());
if (!AttributeValue.equals(importedTypes_value, new_importedTypes_value)) {
state.setChangeInCycle();
}
importedTypes_value = new_importedTypes_value;
} while (state.testAndClearChangeInCycle());
importedTypes_computed = true;
state.leaveCircle();
} else if (importedTypes_cycle != state.cycle()) {
importedTypes_cycle = state.cycle();
SimpleSet new_importedTypes_value = getAccess().type().memberTypes(getID());
if (!AttributeValue.equals(importedTypes_value, new_importedTypes_value)) {
state.setChangeInCycle();
}
importedTypes_value = new_importedTypes_value;
} else {
}
return importedTypes_value;
}
/**
* @attribute syn
* @aspect StaticImports
* @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:55
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:55")
public SimpleSet importedTypes(String name) {
{
if (name.equals(getID())) {
return importedTypes();
} else {
return emptySet();
}
}
}
/** @apilevel internal */
private void importedFields_String_reset() {
importedFields_String_values = null;
}
protected java.util.Map importedFields_String_values;
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN, isCircular=true)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:63")
public SimpleSet importedFields(String name) {
Object _parameters = name;
if (importedFields_String_values == null) importedFields_String_values = new java.util.HashMap(4);
ASTState.CircularValue _value;
if (importedFields_String_values.containsKey(_parameters)) {
Object _cache = importedFields_String_values.get(_parameters);
if (!(_cache instanceof ASTState.CircularValue)) {
return (SimpleSet) _cache;
} else {
_value = (ASTState.CircularValue) _cache;
}
} else {
_value = new ASTState.CircularValue();
importedFields_String_values.put(_parameters, _value);
_value.value = emptySet();
}
ASTState state = state();
if (!state.inCircle() || state.calledByLazyAttribute()) {
state.enterCircle();
SimpleSet new_importedFields_String_value;
do {
_value.cycle = state.nextCycle();
new_importedFields_String_value = importedFields_compute(name);
if (!AttributeValue.equals(((SimpleSet)_value.value), new_importedFields_String_value)) {
state.setChangeInCycle();
_value.value = new_importedFields_String_value;
}
} while (state.testAndClearChangeInCycle());
importedFields_String_values.put(_parameters, new_importedFields_String_value);
state.leaveCircle();
return new_importedFields_String_value;
} else if (_value.cycle != state.cycle()) {
_value.cycle = state.cycle();
SimpleSet new_importedFields_String_value = importedFields_compute(name);
if (!AttributeValue.equals(((SimpleSet)_value.value), new_importedFields_String_value)) {
state.setChangeInCycle();
_value.value = new_importedFields_String_value;
}
return new_importedFields_String_value;
} else {
return (SimpleSet) _value.value;
}
}
/** @apilevel internal */
private SimpleSet importedFields_compute(String name) {
if (name.equals(getID())) {
return super.importedFields(name);
} else {
return emptySet();
}
}
/** @apilevel internal */
private void importedMethods_String_reset() {
importedMethods_String_computed = null;
importedMethods_String_values = null;
}
/** @apilevel internal */
protected java.util.Map importedMethods_String_values;
/** @apilevel internal */
protected java.util.Map importedMethods_String_computed;
/**
* @attribute syn
* @aspect StaticImports
* @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:84
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:84")
public Collection importedMethods(String name) {
Object _parameters = name;
if (importedMethods_String_computed == null) importedMethods_String_computed = new java.util.HashMap(4);
if (importedMethods_String_values == null) importedMethods_String_values = new java.util.HashMap(4);
ASTState state = state();
if (importedMethods_String_values.containsKey(_parameters)
&& importedMethods_String_computed.containsKey(_parameters)
&& (importedMethods_String_computed.get(_parameters) == ASTState.NON_CYCLE || importedMethods_String_computed.get(_parameters) == state().cycle())) {
return (Collection) importedMethods_String_values.get(_parameters);
}
Collection importedMethods_String_value = importedMethods_compute(name);
if (state().inCircle()) {
importedMethods_String_values.put(_parameters, importedMethods_String_value);
importedMethods_String_computed.put(_parameters, state().cycle());
} else {
importedMethods_String_values.put(_parameters, importedMethods_String_value);
importedMethods_String_computed.put(_parameters, ASTState.NON_CYCLE);
}
return importedMethods_String_value;
}
/** @apilevel internal */
private Collection importedMethods_compute(String name) {
if (name.equals(getID())) {
return super.importedMethods(name);
} else {
return Collections.EMPTY_LIST;
}
}
/**
* @attribute syn
* @aspect StaticImports
* @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:106
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:106")
public TypeDecl type() {
TypeDecl type_value = getAccess().type();
return type_value;
}
/**
* The TypeName must be the canonical name of a class or interface type
* @attribute syn
* @aspect StaticImports
* @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:120
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:120")
public Collection typeProblems() {
{
Collection problems = new LinkedList();
if (!getAccess().type().typeName().equals(typeName())
&& !getAccess().type().isUnknown()) {
problems.add(errorf("single-type import %s is not the canonical name of type %s.",
typeName(), getAccess().type().typeName()));
} else {
if (allImportedTypes(getID()).size() > 1) {
problems.add(errorf("%s is imported multiple times", getID()));
}
if (importedTypes().isSingleton()) {
TypeDecl type = importedTypes().singletonValue();
if (type.isPrivate()
|| !(type.isPublic() || type.hostPackage().equals(hostPackage()))) {
problems.add(errorf("can not access non-public type %s", type.typeName()));
} else if (!type.isStatic()) {
problems.add(errorf("can not static-import non-static type %s", type.typeName()));
}
}
}
return problems;
}
}
/**
* @attribute syn
* @aspect StaticImports
* @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:194
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.SYN)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:194")
public String name() {
String name_value = getID();
return name_value;
}
/**
* @attribute inh
* @aspect StaticImports
* @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:115
*/
@ASTNodeAnnotation.Attribute(kind=ASTNodeAnnotation.Kind.INH)
@ASTNodeAnnotation.Source(aspect="StaticImports", declaredAt="/home/jesper/git/extendj/java5/frontend/StaticImports.jrag:115")
public String hostPackage() {
String hostPackage_value = getParent().Define_hostPackage(this, null);
return hostPackage_value;
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/SyntacticClassification.jrag:36
* @apilevel internal
*/
public NameType Define_nameType(ASTNode _callerNode, ASTNode _childNode) {
if (getAccessNoTransform() != null && _callerNode == getAccess()) {
// @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:324
return NameType.TYPE_NAME;
}
else {
return getParent().Define_nameType(this, _callerNode);
}
}
/**
* @declaredat /home/jesper/git/extendj/java4/frontend/SyntacticClassification.jrag:36
* @apilevel internal
* @return {@code true} if this node has an equation for the inherited attribute nameType
*/
protected boolean canDefine_nameType(ASTNode _callerNode, ASTNode _childNode) {
return true;
}
/** @apilevel internal */
public ASTNode rewriteTo() {
return super.rewriteTo();
}
/** @apilevel internal */
public boolean canRewrite() {
return false;
}
/** @apilevel internal */
protected void collect_contributors_CompilationUnit_problems(CompilationUnit _root, java.util.Map> _map) {
// @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:113
{
java.util.Set contributors = _map.get(_root);
if (contributors == null) {
contributors = new java.util.LinkedHashSet();
_map.put((ASTNode) _root, contributors);
}
contributors.add(this);
}
// @declaredat /home/jesper/git/extendj/java5/frontend/StaticImports.jrag:184
if (importedFields(name()).isEmpty()
&& importedMethods(name()).isEmpty()
&& importedTypes(name()).isEmpty()
&& !getAccess().type().isUnknown()) {
{
java.util.Set contributors = _map.get(_root);
if (contributors == null) {
contributors = new java.util.LinkedHashSet();
_map.put((ASTNode) _root, contributors);
}
contributors.add(this);
}
}
super.collect_contributors_CompilationUnit_problems(_root, _map);
}
/** @apilevel internal */
protected void contributeTo_CompilationUnit_problems(LinkedList collection) {
super.contributeTo_CompilationUnit_problems(collection);
for (Problem value : typeProblems()) {
collection.add(value);
}
if (importedFields(name()).isEmpty()
&& importedMethods(name()).isEmpty()
&& importedTypes(name()).isEmpty()
&& !getAccess().type().isUnknown()) {
collection.add(errorf("Semantic Error: At least one static member named %s must"
+ " be available in static imported type %s",
name(), type().fullName()));
}
}
}