Examples with InflateException android.view.InflateException used on opensource projects

Example 26 with InflateException

use of android.view.InflateException in project platform_frameworks_base by android.

the class AnimatorInflater method setupObjectAnimator.

/**
     * Setup ObjectAnimator's property or values from pathData.
     *
     * @param anim The target Animator which will be updated.
     * @param arrayObjectAnimator TypedArray for the ObjectAnimator.
     * @param getFloats True if the value type is float.
     * @param pixelSize The relative pixel size, used to calculate the
     *                  maximum error for path animations.
     */
private static void setupObjectAnimator(ValueAnimator anim, TypedArray arrayObjectAnimator, boolean getFloats, float pixelSize) {
    ObjectAnimator oa = (ObjectAnimator) anim;
    String pathData = arrayObjectAnimator.getString(R.styleable.PropertyAnimator_pathData);
    // Here we are dealing with case 2:
    if (pathData != null) {
        String propertyXName = arrayObjectAnimator.getString(R.styleable.PropertyAnimator_propertyXName);
        String propertyYName = arrayObjectAnimator.getString(R.styleable.PropertyAnimator_propertyYName);
        if (propertyXName == null && propertyYName == null) {
            throw new InflateException(arrayObjectAnimator.getPositionDescription() + " propertyXName or propertyYName is needed for PathData");
        } else {
            Path path = PathParser.createPathFromPathData(pathData);
            // max half a pixel error
            float error = 0.5f * pixelSize;
            PathKeyframes keyframeSet = KeyframeSet.ofPath(path, error);
            Keyframes xKeyframes;
            Keyframes yKeyframes;
            if (getFloats) {
                xKeyframes = keyframeSet.createXFloatKeyframes();
                yKeyframes = keyframeSet.createYFloatKeyframes();
            } else {
                xKeyframes = keyframeSet.createXIntKeyframes();
                yKeyframes = keyframeSet.createYIntKeyframes();
            }
            PropertyValuesHolder x = null;
            PropertyValuesHolder y = null;
            if (propertyXName != null) {
                x = PropertyValuesHolder.ofKeyframes(propertyXName, xKeyframes);
            }
            if (propertyYName != null) {
                y = PropertyValuesHolder.ofKeyframes(propertyYName, yKeyframes);
            }
            if (x == null) {
                oa.setValues(y);
            } else if (y == null) {
                oa.setValues(x);
            } else {
                oa.setValues(x, y);
            }
        }
    } else {
        String propertyName = arrayObjectAnimator.getString(R.styleable.PropertyAnimator_propertyName);
        oa.setPropertyName(propertyName);
    }
}

Example 27 with InflateException

use of android.view.InflateException in project platform_frameworks_base by android.

the class GenericInflater method createItem.

/**
     * Low-level function for instantiating by name. This attempts to
     * instantiate class of the given <var>name</var> found in this
     * inflater's ClassLoader.
     * 
     * <p>
     * There are two things that can happen in an error case: either the
     * exception describing the error will be thrown, or a null will be
     * returned. You must deal with both possibilities -- the former will happen
     * the first time createItem() is called for a class of a particular name,
     * the latter every time there-after for that class name.
     * 
     * @param name The full name of the class to be instantiated.
     * @param attrs The XML attributes supplied for this instance.
     * 
     * @return The newly instantied item, or null.
     */
public final T createItem(String name, String prefix, AttributeSet attrs) throws ClassNotFoundException, InflateException {
    Constructor constructor = (Constructor) sConstructorMap.get(name);
    try {
        if (null == constructor) {
            // Class not found in the cache, see if it's real,
            // and try to add it
            Class clazz = mContext.getClassLoader().loadClass(prefix != null ? (prefix + name) : name);
            constructor = clazz.getConstructor(mConstructorSignature);
            constructor.setAccessible(true);
            sConstructorMap.put(name, constructor);
        }
        Object[] args = mConstructorArgs;
        args[1] = attrs;
        return (T) constructor.newInstance(args);
    } catch (NoSuchMethodException e) {
        InflateException ie = new InflateException(attrs.getPositionDescription() + ": Error inflating class " + (prefix != null ? (prefix + name) : name));
        ie.initCause(e);
        throw ie;
    } catch (ClassNotFoundException e) {
        // If loadClass fails, we should propagate the exception.
        throw e;
    } catch (Exception e) {
        InflateException ie = new InflateException(attrs.getPositionDescription() + ": Error inflating class " + constructor.getClass().getName());
        ie.initCause(e);
        throw ie;
    }
}

Example 28 with InflateException

use of android.view.InflateException in project platform_frameworks_base by android.

the class PathInterpolator method parseInterpolatorFromTypeArray.

private void parseInterpolatorFromTypeArray(TypedArray a) {
    // will be all coming from pathData.
    if (a.hasValue(R.styleable.PathInterpolator_pathData)) {
        String pathData = a.getString(R.styleable.PathInterpolator_pathData);
        Path path = PathParser.createPathFromPathData(pathData);
        if (path == null) {
            throw new InflateException("The path is null, which is created" + " from " + pathData);
        }
        initPath(path);
    } else {
        if (!a.hasValue(R.styleable.PathInterpolator_controlX1)) {
            throw new InflateException("pathInterpolator requires the controlX1 attribute");
        } else if (!a.hasValue(R.styleable.PathInterpolator_controlY1)) {
            throw new InflateException("pathInterpolator requires the controlY1 attribute");
        }
        float x1 = a.getFloat(R.styleable.PathInterpolator_controlX1, 0);
        float y1 = a.getFloat(R.styleable.PathInterpolator_controlY1, 0);
        boolean hasX2 = a.hasValue(R.styleable.PathInterpolator_controlX2);
        boolean hasY2 = a.hasValue(R.styleable.PathInterpolator_controlY2);
        if (hasX2 != hasY2) {
            throw new InflateException("pathInterpolator requires both controlX2 and controlY2 for cubic Beziers.");
        }
        if (!hasX2) {
            initQuad(x1, y1);
        } else {
            float x2 = a.getFloat(R.styleable.PathInterpolator_controlX2, 0);
            float y2 = a.getFloat(R.styleable.PathInterpolator_controlY2, 0);
            initCubic(x1, y1, x2, y2);
        }
    }
}

Example 29 with InflateException

use of android.view.InflateException in project android_frameworks_base by crdroidandroid.

the class GenericInflater method inflate.

/**
     * Inflate a new hierarchy from the specified XML node. Throws
     * InflaterException if there is an error.
     * <p>
     * <em><strong>Important</strong></em>&nbsp;&nbsp;&nbsp;For performance
     * reasons, inflation relies heavily on pre-processing of XML files
     * that is done at build time. Therefore, it is not currently possible to
     * use inflater with an XmlPullParser over a plain XML file at runtime.
     * 
     * @param parser XML dom node containing the description of the
     *        hierarchy.
     * @param root Optional to be the parent of the generated hierarchy (if
     *        <em>attachToRoot</em> is true), or else simply an object that
     *        provides a set of values for root of the returned
     *        hierarchy (if <em>attachToRoot</em> is false.)
     * @param attachToRoot Whether the inflated hierarchy should be attached to
     *        the root parameter?
     * @return The root of the inflated hierarchy. If root was supplied and
     *         attachToRoot is true, this is root; otherwise it is the root of
     *         the inflated XML file.
     */
public T inflate(XmlPullParser parser, P root, boolean attachToRoot) {
    synchronized (mConstructorArgs) {
        final AttributeSet attrs = Xml.asAttributeSet(parser);
        mConstructorArgs[0] = mContext;
        T result = (T) root;
        try {
            // Look for the root node.
            int type;
            while ((type = parser.next()) != parser.START_TAG && type != parser.END_DOCUMENT) {
                ;
            }
            if (type != parser.START_TAG) {
                throw new InflateException(parser.getPositionDescription() + ": No start tag found!");
            }
            if (DEBUG) {
                System.out.println("**************************");
                System.out.println("Creating root: " + parser.getName());
                System.out.println("**************************");
            }
            // Temp is the root that was found in the xml
            T xmlRoot = createItemFromTag(parser, parser.getName(), attrs);
            result = (T) onMergeRoots(root, attachToRoot, (P) xmlRoot);
            if (DEBUG) {
                System.out.println("-----> start inflating children");
            }
            // Inflate all children under temp
            rInflate(parser, result, attrs);
            if (DEBUG) {
                System.out.println("-----> done inflating children");
            }
        } catch (InflateException e) {
            throw e;
        } catch (XmlPullParserException e) {
            InflateException ex = new InflateException(e.getMessage());
            ex.initCause(e);
            throw ex;
        } catch (IOException e) {
            InflateException ex = new InflateException(parser.getPositionDescription() + ": " + e.getMessage());
            ex.initCause(e);
            throw ex;
        }
        return result;
    }
}

Example 30 with InflateException

use of android.view.InflateException in project android_frameworks_base by crdroidandroid.

the class DrawableInflater method inflateFromClass.

@NonNull
private Drawable inflateFromClass(@NonNull String className) {
    try {
        Constructor<? extends Drawable> constructor;
        synchronized (CONSTRUCTOR_MAP) {
            constructor = CONSTRUCTOR_MAP.get(className);
            if (constructor == null) {
                final Class<? extends Drawable> clazz = mClassLoader.loadClass(className).asSubclass(Drawable.class);
                constructor = clazz.getConstructor();
                CONSTRUCTOR_MAP.put(className, constructor);
            }
        }
        return constructor.newInstance();
    } catch (NoSuchMethodException e) {
        final InflateException ie = new InflateException("Error inflating class " + className);
        ie.initCause(e);
        throw ie;
    } catch (ClassCastException e) {
        // If loaded class is not a Drawable subclass.
        final InflateException ie = new InflateException("Class is not a Drawable " + className);
        ie.initCause(e);
        throw ie;
    } catch (ClassNotFoundException e) {
        // If loadClass fails, we should propagate the exception.
        final InflateException ie = new InflateException("Class not found " + className);
        ie.initCause(e);
        throw ie;
    } catch (Exception e) {
        final InflateException ie = new InflateException("Error inflating class " + className);
        ie.initCause(e);
        throw ie;
    }
}