Examples with AssetLoadException com.jme3.asset.AssetLoadException used on opensource projects

Example 6 with AssetLoadException

use of com.jme3.asset.AssetLoadException in project jmonkeyengine by jMonkeyEngine.

the class AWTLoader method load.

public Object load(AssetInfo info) throws IOException {
    if (ImageIO.getImageReadersBySuffix(info.getKey().getExtension()) != null) {
        boolean flip = ((TextureKey) info.getKey()).isFlipY();
        InputStream in = null;
        try {
            in = info.openStream();
            Image img = load(in, flip);
            if (img == null) {
                throw new AssetLoadException("The given image cannot be loaded " + info.getKey());
            }
            return img;
        } finally {
            if (in != null) {
                in.close();
            }
        }
    } else {
        throw new AssetLoadException("The extension " + info.getKey().getExtension() + " is not supported");
    }
}

Example 7 with AssetLoadException

use of com.jme3.asset.AssetLoadException in project jmonkeyengine by jMonkeyEngine.

the class GLSLLoader method loadNode.

/**
     * Creates a {@link ShaderDependencyNode} from a stream representing shader code.
     * 
     * @param in The input stream containing shader code
     * @param nodeName
     * @return
     * @throws IOException 
     */
private ShaderDependencyNode loadNode(Reader reader, String nodeName) {
    ShaderDependencyNode node = new ShaderDependencyNode(nodeName);
    StringBuilder sb = new StringBuilder();
    StringBuilder sbExt = new StringBuilder();
    BufferedReader bufReader = null;
    try {
        bufReader = new BufferedReader(reader);
        String ln;
        if (!nodeName.equals("[main]")) {
            sb.append("// -- begin import ").append(nodeName).append(" --\n");
        }
        while ((ln = bufReader.readLine()) != null) {
            if (ln.trim().startsWith("#import ")) {
                ln = ln.trim().substring(8).trim();
                if (ln.startsWith("\"") && ln.endsWith("\"") && ln.length() > 3) {
                    // import user code
                    // remove quotes to get filename
                    ln = ln.substring(1, ln.length() - 1);
                    if (ln.equals(nodeName)) {
                        throw new IOException("Node depends on itself.");
                    }
                    // check cache first
                    ShaderDependencyNode dependNode = dependCache.get(ln);
                    if (dependNode == null) {
                        Reader dependNodeReader = assetManager.loadAsset(new ShaderDependencyKey(ln));
                        dependNode = loadNode(dependNodeReader, ln);
                    }
                    node.addDependency(sb.length(), dependNode);
                }
            } else if (ln.trim().startsWith("#extension ")) {
                sbExt.append(ln).append('\n');
            } else {
                sb.append(ln).append('\n');
            }
        }
        if (!nodeName.equals("[main]")) {
            sb.append("// -- end import ").append(nodeName).append(" --\n");
        }
    } catch (IOException ex) {
        if (bufReader != null) {
            try {
                bufReader.close();
            } catch (IOException ex1) {
            }
        }
        throw new AssetLoadException("Failed to load shader node: " + nodeName, ex);
    }
    node.setSource(sb.toString());
    node.setExtensions(sbExt.toString());
    dependCache.put(nodeName, node);
    return node;
}

Example 8 with AssetLoadException

use of com.jme3.asset.AssetLoadException in project jmonkeyengine by jMonkeyEngine.

the class UrlAssetInfo method openStream.

@Override
public InputStream openStream() {
    if (in != null) {
        // Reuse the already existing stream (only once)
        InputStream in2 = in;
        in = null;
        return in2;
    } else {
        // Create a new stream for subsequent invocations.
        try {
            URLConnection conn = url.openConnection();
            conn.setUseCaches(false);
            return conn.getInputStream();
        } catch (IOException ex) {
            throw new AssetLoadException("Failed to read URL " + url, ex);
        }
    }
}

Example 9 with AssetLoadException

use of com.jme3.asset.AssetLoadException in project jmonkeyengine by jMonkeyEngine.

the class J3MLoader method loadFromRoot.

private void loadFromRoot(List<Statement> roots) throws IOException {
    if (roots.size() == 2) {
        Statement exception = roots.get(0);
        String line = exception.getLine();
        if (line.startsWith("Exception")) {
            throw new AssetLoadException(line.substring("Exception ".length()));
        } else {
            throw new IOException("In multiroot material, expected first statement to be 'Exception'");
        }
    } else if (roots.size() != 1) {
        throw new IOException("Too many roots in J3M/J3MD file");
    }
    boolean extending = false;
    Statement materialStat = roots.get(0);
    String materialName = materialStat.getLine();
    if (materialName.startsWith("MaterialDef")) {
        materialName = materialName.substring("MaterialDef ".length()).trim();
        extending = false;
    } else if (materialName.startsWith("Material")) {
        materialName = materialName.substring("Material ".length()).trim();
        extending = true;
    } else {
        throw new IOException("Specified file is not a Material file");
    }
    String[] split = materialName.split(":", 2);
    if (materialName.equals("")) {
        throw new MatParseException("Material name cannot be empty", materialStat);
    }
    if (split.length == 2) {
        if (!extending) {
            throw new MatParseException("Must use 'Material' when extending.", materialStat);
        }
        String extendedMat = split[1].trim();
        MaterialDef def = (MaterialDef) assetManager.loadAsset(new AssetKey(extendedMat));
        if (def == null) {
            throw new MatParseException("Extended material " + extendedMat + " cannot be found.", materialStat);
        }
        material = new Material(def);
        material.setKey(key);
        material.setName(split[0].trim());
    //            material.setAssetName(fileName);
    } else if (split.length == 1) {
        if (extending) {
            throw new MatParseException("Expected ':', got '{'", materialStat);
        }
        materialDef = new MaterialDef(assetManager, materialName);
        // NOTE: pass file name for defs so they can be loaded later
        materialDef.setAssetName(key.getName());
    } else {
        throw new MatParseException("Cannot use colon in material name/path", materialStat);
    }
    for (Statement statement : materialStat.getContents()) {
        split = statement.getLine().split("[ \\{]");
        String statType = split[0];
        if (extending) {
            if (statType.equals("MaterialParameters")) {
                readExtendingMaterialParams(statement.getContents());
            } else if (statType.equals("AdditionalRenderState")) {
                readAdditionalRenderState(statement.getContents());
            } else if (statType.equals("Transparent")) {
                readTransparentStatement(statement.getLine());
            }
        } else {
            if (statType.equals("Technique")) {
                readTechnique(statement);
            } else if (statType.equals("MaterialParameters")) {
                readMaterialParams(statement.getContents());
            } else {
                throw new MatParseException("Expected material statement, got '" + statType + "'", statement);
            }
        }
    }
}

Example 10 with AssetLoadException

use of com.jme3.asset.AssetLoadException in project jmonkeyengine by jMonkeyEngine.

the class FbxLoader method load.

@Override
public Object load(AssetInfo assetInfo) throws IOException {
    this.assetManager = assetInfo.getManager();
    AssetKey<?> assetKey = assetInfo.getKey();
    if (!(assetKey instanceof ModelKey)) {
        throw new AssetLoadException("Invalid asset key");
    }
    InputStream stream = assetInfo.openStream();
    try {
        sceneFilename = assetKey.getName();
        sceneFolderName = assetKey.getFolder();
        String ext = assetKey.getExtension();
        sceneName = sceneFilename.substring(0, sceneFilename.length() - ext.length() - 1);
        if (sceneFolderName != null && sceneFolderName.length() > 0) {
            sceneName = sceneName.substring(sceneFolderName.length());
        }
        reset();
        // Load the data from the stream.
        loadData(stream);
        // Bind poses are needed to compute world transforms.
        applyBindPoses();
        // Need world transforms for skeleton creation.
        updateWorldTransforms();
        // Need skeletons for meshs to be created in scene graph construction.
        // Mesh bone indices require skeletons to determine bone index.
        constructSkeletons();
        // Create the jME3 scene graph from the FBX scene graph.
        // Also creates SkeletonControls based on the constructed skeletons.
        Spatial scene = constructSceneGraph();
        // Load animations into AnimControls
        constructAnimations();
        return scene;
    } finally {
        releaseObjects();
        if (stream != null) {
            stream.close();
        }
    }
}