Examples with PsiJavaToken com.intellij.psi.PsiJavaToken used on opensource projects

Example 1 with PsiJavaToken

use of com.intellij.psi.PsiJavaToken in project intellij-community by JetBrains.

the class ConstantSubexpressionIntention method processIntention.

@Override
public void processIntention(@NotNull PsiElement element) throws IncorrectOperationException {
    final PsiJavaToken token;
    if (element instanceof PsiJavaToken) {
        token = (PsiJavaToken) element;
    } else {
        final PsiElement prevSibling = element.getPrevSibling();
        if (prevSibling instanceof PsiJavaToken) {
            token = (PsiJavaToken) prevSibling;
        } else {
            throw new AssertionError();
        }
    }
    final PsiPolyadicExpression polyadicExpression = (PsiPolyadicExpression) element.getParent();
    final PsiPolyadicExpression subexpression = ConstantSubexpressionPredicate.getSubexpression(polyadicExpression, token);
    if (subexpression == null) {
        return;
    }
    final Object value = ExpressionUtils.computeConstantExpression(subexpression);
    @NonNls final StringBuilder newExpressionText = new StringBuilder();
    final PsiExpression[] operands = polyadicExpression.getOperands();
    PsiExpression prevOperand = null;
    PsiJavaToken prevToken = null;
    for (PsiExpression operand : operands) {
        final PsiJavaToken currentToken = polyadicExpression.getTokenBeforeOperand(operand);
        if (token == currentToken) {
            if (prevToken != null) {
                newExpressionText.append(prevToken.getText());
            }
            if (newExpressionText.length() > 0) {
                newExpressionText.append(' ');
            }
            if (value instanceof Long) {
                newExpressionText.append(value).append('L');
            } else if (value instanceof Double) {
                final double v = ((Double) value).doubleValue();
                if (Double.isNaN(v)) {
                    newExpressionText.append("java.lang.Double.NaN");
                } else if (Double.isInfinite(v)) {
                    if (v > 0.0) {
                        newExpressionText.append("java.lang.Double.POSITIVE_INFINITY");
                    } else {
                        newExpressionText.append("java.lang.Double.NEGATIVE_INFINITY");
                    }
                } else {
                    newExpressionText.append(Double.toString(v));
                }
            } else if (value instanceof Float) {
                final float v = ((Float) value).floatValue();
                if (Float.isNaN(v)) {
                    newExpressionText.append("java.lang.Float.NaN");
                } else if (Float.isInfinite(v)) {
                    if (v > 0.0F) {
                        newExpressionText.append("java.lang.Float.POSITIVE_INFINITY");
                    } else {
                        newExpressionText.append("java.lang.Float.NEGATIVE_INFINITY");
                    }
                } else {
                    newExpressionText.append(Float.toString(v)).append('f');
                }
            } else {
                newExpressionText.append(value);
            }
            prevOperand = null;
            prevToken = null;
        } else {
            if (prevToken != null) {
                newExpressionText.append(prevToken.getText());
            }
            if (prevOperand != null) {
                newExpressionText.append(prevOperand.getText());
            }
            prevOperand = operand;
            prevToken = currentToken;
        }
    }
    if (prevToken != null) {
        newExpressionText.append(prevToken.getText());
    }
    if (prevOperand != null) {
        newExpressionText.append(prevOperand.getText());
    }
    PsiReplacementUtil.replaceExpression(polyadicExpression, newExpressionText.toString());
}

Example 2 with PsiJavaToken

use of com.intellij.psi.PsiJavaToken in project intellij-community by JetBrains.

the class FlipExpressionIntention method processIntention.

@Override
public void processIntention(@NotNull PsiElement element) {
    final PsiJavaToken token = (PsiJavaToken) element;
    final PsiElement parent = token.getParent();
    if (!(parent instanceof PsiPolyadicExpression)) {
        return;
    }
    final PsiPolyadicExpression polyadicExpression = (PsiPolyadicExpression) parent;
    final PsiExpression[] operands = polyadicExpression.getOperands();
    final StringBuilder newExpression = new StringBuilder();
    String prevOperand = null;
    // 2- -1 without the space is not legal
    final String tokenText = token.getText() + ' ';
    for (PsiExpression operand : operands) {
        final PsiJavaToken token1 = polyadicExpression.getTokenBeforeOperand(operand);
        if (token == token1) {
            newExpression.append(operand.getText()).append(tokenText);
            continue;
        }
        if (prevOperand != null) {
            newExpression.append(prevOperand).append(tokenText);
        }
        prevOperand = operand.getText();
    }
    newExpression.append(prevOperand);
    PsiReplacementUtil.replaceExpression(polyadicExpression, newExpression.toString());
}

Example 3 with PsiJavaToken

use of com.intellij.psi.PsiJavaToken in project intellij-community by JetBrains.

the class ForLoopPredicate method satisfiedBy.

public boolean satisfiedBy(PsiElement element) {
    if (!(element instanceof PsiJavaToken)) {
        return false;
    }
    final PsiJavaToken token = (PsiJavaToken) element;
    final IElementType tokenType = token.getTokenType();
    if (!JavaTokenType.FOR_KEYWORD.equals(tokenType)) {
        return false;
    }
    final PsiElement parent = element.getParent();
    return parent instanceof PsiForStatement && !ErrorUtil.containsError(parent);
}

Example 4 with PsiJavaToken

use of com.intellij.psi.PsiJavaToken in project intellij-community by JetBrains.

the class FlipComparisonIntention method getTextForElement.

public String getTextForElement(PsiElement element) {
    String operatorText = "";
    String flippedOperatorText = "";
    final PsiBinaryExpression expression = (PsiBinaryExpression) element;
    if (expression != null) {
        final PsiJavaToken sign = expression.getOperationSign();
        operatorText = sign.getText();
        flippedOperatorText = ComparisonUtils.getFlippedComparison(sign.getTokenType());
    }
    if (operatorText.equals(flippedOperatorText)) {
        return IntentionPowerPackBundle.message("flip.smth.intention.name", operatorText);
    } else {
        return IntentionPowerPackBundle.message("flip.comparison.intention.name", operatorText, flippedOperatorText);
    }
}

Example 5 with PsiJavaToken

use of com.intellij.psi.PsiJavaToken in project intellij-community by JetBrains.

the class DoWhileLoopPredicate method satisfiedBy.

public boolean satisfiedBy(PsiElement element) {
    if (!(element instanceof PsiJavaToken)) {
        return false;
    }
    final PsiJavaToken token = (PsiJavaToken) element;
    final IElementType tokenType = token.getTokenType();
    if (!JavaTokenType.DO_KEYWORD.equals(tokenType)) {
        return false;
    }
    final PsiElement parent = element.getParent();
    if (!(parent instanceof PsiDoWhileStatement)) {
        return false;
    }
    final PsiDoWhileStatement doWhileStatement = (PsiDoWhileStatement) parent;
    return !(doWhileStatement.getCondition() == null || doWhileStatement.getBody() == null);
}