public boolean equals()

in src/main/java/org/apache/xmlgraphics/java2d/ps/PSTilingPattern.java [499:577]
67 lines of code
24 McCabe index (conditional complexity)

    public boolean equals(Object pattern) {
        if (pattern == null) {
            return false;
        }
        if (!(pattern instanceof PSTilingPattern)) {
            return false;
        }
        if (this == pattern) {
            return true;
        }

        PSTilingPattern patternObj = (PSTilingPattern) pattern;
        if (this.patternType != patternObj.patternType) {
            return false;
        }

        TexturePaint patternTexture = patternObj.getTexturePaint();

        if (((patternTexture == null) && (texture != null))
             || ((patternTexture != null) && (texture == null))) {
            return false;
        }

        if ((patternTexture != null) && (texture != null)) {
            // compare textures data
            int width = texture.getImage().getWidth();
            int height = texture.getImage().getHeight();

            int widthPattern = patternTexture.getImage().getWidth();
            int heightPattern = patternTexture.getImage().getHeight();

            if (width != widthPattern) {
                return false;
            }
            if (height != heightPattern) {
                return false;
            }
            int [] rgbData = new int[width * height];
            int [] rgbDataPattern = new int[widthPattern * heightPattern];

            texture.getImage().getRGB(0, 0, width, height, rgbData, 0, width);
            patternTexture.getImage().getRGB(0, 0, widthPattern, heightPattern,
                    rgbDataPattern, 0, widthPattern);

            for (int i = 0; i < rgbData.length; i++) {
                if (rgbData[i] != rgbDataPattern[i]) {
                    return false;
                }
            }
        } else {
            // compare PaintProc
            if (!paintProc.toString().equals(patternObj.getPaintProc().toString())) {
                return false;
            }
        }

        // compare other parameters
        if (xStep != patternObj.getXStep()) {
            return false;
        }
        if (yStep != patternObj.getYStep()) {
            return false;
        }
        if (paintType != patternObj.getPaintType()) {
            return false;
        }
        if (tilingType != patternObj.getTilingType()) {
            return false;
        }
        if (!bBox.equals(patternObj.getBoundingBox())) {
            return false;
        }
        if ((xUID != null) && (patternObj.getXUID() != null)) {
            if (!xUID.equals(patternObj.getXUID())) {
                return false;
            }
        }
        return true;
    }