package AST;
import java.util.HashSet;import java.util.LinkedHashSet;import java.io.FileNotFoundException;import java.io.File;import java.util.*;import beaver.*;import java.util.ArrayList;import java.util.zip.*;import java.io.*;public class WhileStmt extends BranchTargetStmt implements Cloneable {
    public void flushCache() {        super.flushCache();        targetOf_ContinueStmt_values = null;        targetOf_BreakStmt_values = null;        isDAafter_Variable_values = null;        isDUafter_Variable_values = null;        isDUbeforeCondition_Variable_visited = new java.util.HashMap(4);        canCompleteNormally_computed = false;        cond_label_computed = false;        end_label_computed = false;        stmt_label_computed = false;    }     @SuppressWarnings({"unchecked", "cast"})  public WhileStmt clone() throws CloneNotSupportedException {        WhileStmt node = (WhileStmt)super.clone();        node.targetOf_ContinueStmt_values = null;        node.targetOf_BreakStmt_values = null;        node.isDAafter_Variable_values = null;        node.isDUafter_Variable_values = null;        node.isDUbeforeCondition_Variable_visited = new java.util.HashMap(4);        node.canCompleteNormally_computed = false;        node.cond_label_computed = false;        node.end_label_computed = false;        node.stmt_label_computed = false;        node.in$Circle(false);        node.is$Final(false);    return node;    }     @SuppressWarnings({"unchecked", "cast"})  public WhileStmt copy() {      try {          WhileStmt node = (WhileStmt)clone();          if(children != null) node.children = (ASTNode[])children.clone();          return node;      } catch (CloneNotSupportedException e) {      }      System.err.println("Error: Could not clone node of type " + getClass().getName() + "!");      return null;    }     @SuppressWarnings({"unchecked", "cast"})  public WhileStmt fullCopy() {        WhileStmt res = (WhileStmt)copy();        for(int i = 0; i < getNumChildNoTransform(); i++) {          ASTNode node = getChildNoTransform(i);          if(node != null) node = node.fullCopy();          res.setChild(node, i);        }        return res;    }    // Declared in PrettyPrint.jadd at line 600  public void toString(StringBuffer s) {    s.append("while(");    getCondition().toString(s);    s.append(") ");    getStmt().toString(s);  }    // Declared in TypeCheck.jrag at line 322  public void typeCheck() {    TypeDecl cond = getCondition().type();    if(!cond.isBoolean()) {      error("the type of \"" + getCondition() + "\" is " + cond.name() + " which is not boolean");    }  }    // Declared in CreateBCode.jrag at line 1326  public void createBCode(CodeGeneration gen) {    super.createBCode(gen);    gen.addLabel(cond_label());    getCondition().emitEvalBranch(gen);    gen.addLabel(stmt_label());    if(getCondition().canBeTrue()) {      getStmt().createBCode(gen);      if(getStmt().canCompleteNormally())        gen.emitGoto(cond_label());    }    gen.addLabel(end_label());  }    // Declared in java.ast at line 3    // Declared in java.ast line 211
    public WhileStmt() {        super();

    }    // Declared in java.ast at line 10
    // Declared in java.ast line 211    public WhileStmt(Expr p0, Stmt p1) {        setChild(p0, 0);        setChild(p1, 1);    }    // Declared in java.ast at line 15  protected int numChildren() {
    return 2;
  }    // Declared in java.ast at line 18
  public boolean mayHaveRewrite() { return false; }    // Declared in java.ast at line 2    // Declared in java.ast line 211    public void setCondition(Expr node) {        setChild(node, 0);    }    // Declared in java.ast at line 5    public Expr getCondition() {        return (Expr)getChild(0);    }    // Declared in java.ast at line 9    public Expr getConditionNoTransform() {        return (Expr)getChildNoTransform(0);    }    // Declared in java.ast at line 2    // Declared in java.ast line 211    public void setStmt(Stmt node) {        setChild(node, 1);    }    // Declared in java.ast at line 5    public Stmt getStmt() {        return (Stmt)getChild(1);    }    // Declared in java.ast at line 9    public Stmt getStmtNoTransform() {        return (Stmt)getChildNoTransform(1);    }    protected java.util.Map targetOf_ContinueStmt_values;    // Declared in BranchTarget.jrag at line 70 @SuppressWarnings({"unchecked", "cast"})     public boolean targetOf(ContinueStmt stmt) {        Object _parameters = stmt;if(targetOf_ContinueStmt_values == null) targetOf_ContinueStmt_values = new java.util.HashMap(4);        if(targetOf_ContinueStmt_values.containsKey(_parameters))            return ((Boolean)targetOf_ContinueStmt_values.get(_parameters)).booleanValue();        int num = boundariesCrossed;        boolean isFinal = this.is$Final();        boolean targetOf_ContinueStmt_value = targetOf_compute(stmt);        if(isFinal && num == boundariesCrossed)            targetOf_ContinueStmt_values.put(_parameters, Boolean.valueOf(targetOf_ContinueStmt_value));        return targetOf_ContinueStmt_value;    }    private boolean targetOf_compute(ContinueStmt stmt) {  return !stmt.hasLabel();  }    protected java.util.Map targetOf_BreakStmt_values;    // Declared in BranchTarget.jrag at line 78 @SuppressWarnings({"unchecked", "cast"})     public boolean targetOf(BreakStmt stmt) {        Object _parameters = stmt;if(targetOf_BreakStmt_values == null) targetOf_BreakStmt_values = new java.util.HashMap(4);        if(targetOf_BreakStmt_values.containsKey(_parameters))            return ((Boolean)targetOf_BreakStmt_values.get(_parameters)).booleanValue();        int num = boundariesCrossed;        boolean isFinal = this.is$Final();        boolean targetOf_BreakStmt_value = targetOf_compute(stmt);        if(isFinal && num == boundariesCrossed)            targetOf_BreakStmt_values.put(_parameters, Boolean.valueOf(targetOf_BreakStmt_value));        return targetOf_BreakStmt_value;    }    private boolean targetOf_compute(BreakStmt stmt) {  return !stmt.hasLabel();  }    // Declared in DefiniteAssignment.jrag at line 577 @SuppressWarnings({"unchecked", "cast"})     public boolean isDAafter(Variable v) {        Object _parameters = v;if(isDAafter_Variable_values == null) isDAafter_Variable_values = new java.util.HashMap(4);        if(isDAafter_Variable_values.containsKey(_parameters))            return ((Boolean)isDAafter_Variable_values.get(_parameters)).booleanValue();        int num = boundariesCrossed;        boolean isFinal = this.is$Final();        boolean isDAafter_Variable_value = isDAafter_compute(v);        if(isFinal && num == boundariesCrossed)            isDAafter_Variable_values.put(_parameters, Boolean.valueOf(isDAafter_Variable_value));        return isDAafter_Variable_value;    }    private boolean isDAafter_compute(Variable v) {    if(!getCondition().isDAafterFalse(v))      return false;    for(Iterator iter = targetBreaks().iterator(); iter.hasNext(); ) {      BreakStmt stmt = (BreakStmt)iter.next();      if(!stmt.isDAafterReachedFinallyBlocks(v))        return false;    }    return true;  }    // Declared in DefiniteAssignment.jrag at line 1036 @SuppressWarnings({"unchecked", "cast"})     public boolean isDUafter(Variable v) {        Object _parameters = v;if(isDUafter_Variable_values == null) isDUafter_Variable_values = new java.util.HashMap(4);        if(isDUafter_Variable_values.containsKey(_parameters))            return ((Boolean)isDUafter_Variable_values.get(_parameters)).booleanValue();        int num = boundariesCrossed;        boolean isFinal = this.is$Final();        boolean isDUafter_Variable_value = isDUafter_compute(v);        if(isFinal && num == boundariesCrossed)            isDUafter_Variable_values.put(_parameters, Boolean.valueOf(isDUafter_Variable_value));        return isDUafter_Variable_value;    }    private boolean isDUafter_compute(Variable v) {    if(!isDUbeforeCondition(v)) // start a circular evaluation here      return false;    if(!getCondition().isDUafterFalse(v))      return false;    for(Iterator iter = targetBreaks().iterator(); iter.hasNext(); ) {      BreakStmt stmt = (BreakStmt)iter.next();      if(!stmt.isDUafterReachedFinallyBlocks(v))        return false;    }    return true;  }