Examples with EclipseFileObject org.eclipse.jdt.internal.compiler.tool.EclipseFileObject used on opensource projects

Example 1 with EclipseFileObject

use of org.eclipse.jdt.internal.compiler.tool.EclipseFileObject in project knime-core by knime.

the class JavaSnippet method getCompilationUnits.

@Override
public Iterable<? extends JavaFileObject> getCompilationUnits() throws IOException {
    if (m_snippet == null || m_snippetFile == null || !m_snippetFile.exists()) {
        m_snippetFile = new File(m_tempClassPathDir, "JSnippet.java");
        // Note: this is a workaround for openWriter() not taking charset into account
        m_snippet = new EclipseFileObject("JSnippet", m_snippetFile.toURI(), Kind.SOURCE, StandardCharsets.UTF_8);
        m_dirty = true;
    }
    if (m_dirty) {
        try (final Writer out = new BufferedWriter(new OutputStreamWriter(m_snippet.openOutputStream(), StandardCharsets.UTF_8))) {
            try {
                final Document doc = getDocument();
                out.write(doc.getText(0, doc.getLength()));
                m_dirty = false;
            } catch (BadLocationException e) {
                // this should never happen.
                throw new IllegalStateException(e);
            }
        }
    }
    return Collections.singletonList(m_snippet);
}