Examples with CompilationUnit com.github.antlrjavaparser.api.CompilationUnit used on opensource projects

Example 6 with CompilationUnit

use of com.github.antlrjavaparser.api.CompilationUnit in project spring-roo by spring-projects.

the class JavaParserTypeParsingService method getTypeFromString.

@Override
public ClassOrInterfaceTypeDetails getTypeFromString(final String fileContents, final String declaredByMetadataId, final JavaType typeName) {
    if (StringUtils.isBlank(fileContents)) {
        return null;
    }
    Validate.notBlank(declaredByMetadataId, "Declaring metadata ID required");
    Validate.notNull(typeName, "Java type to locate required");
    try {
        final CompilationUnit compilationUnit = JavaParser.parse(new ByteArrayInputStream(fileContents.getBytes()));
        final TypeDeclaration typeDeclaration = JavaParserUtils.locateTypeDeclaration(compilationUnit, typeName);
        if (typeDeclaration == null) {
            return null;
        }
        return JavaParserClassOrInterfaceTypeDetailsBuilder.getInstance(compilationUnit, null, typeDeclaration, declaredByMetadataId, typeName, metadataService, typeLocationService).build();
    } catch (final IOException e) {
        throw new IllegalStateException(e);
    } catch (final ParseException e) {
        throw new IllegalStateException("Failed to parse " + typeName + " : " + e.getMessage());
    }
}

Example 7 with CompilationUnit

use of com.github.antlrjavaparser.api.CompilationUnit in project spring-roo by spring-projects.

the class JavaParserTypeResolutionService method getJavaType.

@Override
public final JavaType getJavaType(final String fileIdentifier) {
    Validate.notBlank(fileIdentifier, "Compilation unit path required");
    Validate.isTrue(new File(fileIdentifier).exists(), "The file doesn't exist");
    Validate.isTrue(new File(fileIdentifier).isFile(), "The identifier doesn't represent a file");
    try {
        final File file = new File(fileIdentifier);
        String typeContents = "";
        try {
            typeContents = FileUtils.readFileToString(file);
        } catch (final IOException ignored) {
        }
        if (StringUtils.isBlank(typeContents)) {
            return null;
        }
        final CompilationUnit compilationUnit = JavaParser.parse(new ByteArrayInputStream(typeContents.getBytes()));
        final String typeName = fileIdentifier.substring(fileIdentifier.lastIndexOf(File.separator) + 1, fileIdentifier.lastIndexOf("."));
        for (final TypeDeclaration typeDeclaration : compilationUnit.getTypes()) {
            if (typeName.equals(typeDeclaration.getName())) {
                return new JavaType(compilationUnit.getPackage().getName().getName() + "." + typeDeclaration.getName());
            }
        }
        return null;
    } catch (final IOException e) {
        throw new IllegalStateException(e);
    } catch (final ParseException e) {
        throw new IllegalStateException("Failed to parse " + fileIdentifier + " : " + e.getMessage());
    }
}

Example 8 with CompilationUnit

use of com.github.antlrjavaparser.api.CompilationUnit in project spring-roo by spring-projects.

the class JavaParserTypeResolutionService method getPackage.

@Override
public final JavaPackage getPackage(final String fileIdentifier) {
    Validate.notBlank(fileIdentifier, "Compilation unit path required");
    Validate.isTrue(new File(fileIdentifier).exists(), "The file doesn't exist");
    Validate.isTrue(new File(fileIdentifier).isFile(), "The identifier doesn't represent a file");
    try {
        final File file = new File(fileIdentifier);
        String typeContents = "";
        try {
            typeContents = FileUtils.readFileToString(file);
        } catch (final IOException ignored) {
        }
        if (StringUtils.isBlank(typeContents)) {
            return null;
        }
        final CompilationUnit compilationUnit = JavaParser.parse(new ByteArrayInputStream(typeContents.getBytes()));
        if (compilationUnit == null || compilationUnit.getPackage() == null) {
            return null;
        }
        return new JavaPackage(compilationUnit.getPackage().getName().toString());
    } catch (final IOException e) {
        throw new IllegalStateException(e);
    } catch (final ParseException e) {
        throw new IllegalStateException("Failed to parse " + fileIdentifier + " : " + e.getMessage());
    }
}