Examples with Writer java.io.Writer used on opensource projects

Example 86 with Writer

use of java.io.Writer in project javapoet by square.

the class JavaFile method writeTo.

/** Writes this to {@code directory} as UTF-8 using the standard directory structure. */
public void writeTo(Path directory) throws IOException {
    checkArgument(Files.notExists(directory) || Files.isDirectory(directory), "path %s exists but is not a directory.", directory);
    Path outputDirectory = directory;
    if (!packageName.isEmpty()) {
        for (String packageComponent : packageName.split("\\.")) {
            outputDirectory = outputDirectory.resolve(packageComponent);
        }
        Files.createDirectories(outputDirectory);
    }
    Path outputPath = outputDirectory.resolve(typeSpec.name + ".java");
    try (Writer writer = new OutputStreamWriter(Files.newOutputStream(outputPath), UTF_8)) {
        writeTo(writer);
    }
}

Example 87 with Writer

use of java.io.Writer in project liquibase by liquibase.

the class DatabaseRollbackTask method executeWithLiquibaseClassloader.

@Override
public void executeWithLiquibaseClassloader() throws BuildException {
    Writer writer = null;
    Liquibase liquibase = getLiquibase();
    try {
        FileResource outputFile = getOutputFile();
        if (rollbackCount != null) {
            if (outputFile != null) {
                writer = getOutputFileWriter();
                liquibase.rollback(rollbackCount, rollbackScript, new Contexts(getContexts()), getLabels(), writer);
            } else {
                liquibase.rollback(rollbackCount, rollbackScript, new Contexts(getContexts()), getLabels());
            }
        } else if (rollbackTag != null) {
            if (outputFile != null) {
                writer = getOutputFileWriter();
                liquibase.rollback(rollbackTag, rollbackScript, new Contexts(getContexts()), getLabels(), writer);
            } else {
                liquibase.rollback(rollbackTag, rollbackScript, new Contexts(getContexts()), getLabels());
            }
        } else if (rollbackDate != null) {
            if (outputFile != null) {
                writer = getOutputFileWriter();
                liquibase.rollback(rollbackDate, rollbackScript, new Contexts(getContexts()), getLabels(), writer);
            } else {
                liquibase.rollback(rollbackDate, rollbackScript, new Contexts(getContexts()), getLabels());
            }
        } else {
            throw new BuildException("Unable to rollback database. No count, tag, or date set.");
        }
    } catch (LiquibaseException e) {
        throw new BuildException("Unable to rollback database. " + e.toString(), e);
    } catch (UnsupportedEncodingException e) {
        throw new BuildException("Unable to generate rollback SQL. Encoding [" + getOutputEncoding() + "] is not supported.", e);
    } catch (IOException e) {
        throw new BuildException("Unable to generate rollback SQL. Error creating output writer.", e);
    } finally {
        FileUtils.close(writer);
    }
}

Example 88 with Writer

use of java.io.Writer in project liquibase by liquibase.

the class DatabaseUpdateTask method executeWithLiquibaseClassloader.

@Override
public void executeWithLiquibaseClassloader() throws BuildException {
    Writer writer = null;
    Liquibase liquibase = getLiquibase();
    try {
        FileResource outputFile = getOutputFile();
        if (outputFile != null) {
            writer = getOutputFileWriter();
            liquibase.update(toTag, new Contexts(getContexts()), getLabels(), writer);
        } else {
            if (dropFirst) {
                liquibase.dropAll();
            }
            liquibase.update(toTag, new Contexts(getContexts()), getLabels());
        }
    } catch (LiquibaseException e) {
        throw new BuildException("Unable to update database. " + e.toString(), e);
    } catch (UnsupportedEncodingException e) {
        throw new BuildException("Unable to generate update SQL. Encoding [" + getOutputEncoding() + "] is not supported.", e);
    } catch (IOException e) {
        throw new BuildException("Unable to generate update SQL. Error creating output writer.", e);
    } finally {
        FileUtils.close(writer);
    }
}

Example 89 with Writer

use of java.io.Writer in project camel by apache.

the class DefaultCompositeApiClient method configureXStream.

static XStream configureXStream() {
    final PureJavaReflectionProvider reflectionProvider = new PureJavaReflectionProvider(new FieldDictionary(new AnnotationFieldKeySorter()));
    final XppDriver hierarchicalStreamDriver = new XppDriver(new NoNameCoder()) {

        @Override
        public HierarchicalStreamWriter createWriter(final Writer out) {
            return new CompactWriter(out, getNameCoder());
        }
    };
    final XStream xStream = new XStream(reflectionProvider, hierarchicalStreamDriver);
    xStream.aliasSystemAttribute(null, "class");
    xStream.ignoreUnknownElements();
    XStreamUtils.addDefaultPermissions(xStream);
    xStream.registerConverter(new DateTimeConverter());
    xStream.setMarshallingStrategy(new TreeMarshallingStrategy());
    xStream.processAnnotations(ADDITIONAL_TYPES);
    return xStream;
}

Example 90 with Writer

use of java.io.Writer in project camel by apache.

the class CamelSalesforceMojo method processDescription.

void processDescription(File pkgDir, SObjectDescription description, GeneratorUtility utility, String generatedDate) throws IOException {
    // generate a source file for SObject
    final VelocityContext context = new VelocityContext();
    context.put("packageName", packageName);
    context.put("utility", utility);
    context.put("esc", StringEscapeUtils.class);
    context.put("desc", description);
    context.put("generatedDate", generatedDate);
    context.put("useStringsForPicklists", useStringsForPicklists);
    final String pojoFileName = description.getName() + JAVA_EXT;
    final File pojoFile = new File(pkgDir, pojoFileName);
    try (final Writer writer = new OutputStreamWriter(new FileOutputStream(pojoFile), StandardCharsets.UTF_8)) {
        final Template pojoTemplate = engine.getTemplate(SOBJECT_POJO_VM, UTF_8);
        pojoTemplate.merge(context, writer);
    }
    if (useOptionals) {
        final String optionalFileName = description.getName() + "Optional" + JAVA_EXT;
        final File optionalFile = new File(pkgDir, optionalFileName);
        try (final Writer writer = new OutputStreamWriter(new FileOutputStream(optionalFile), StandardCharsets.UTF_8)) {
            final Template optionalTemplate = engine.getTemplate(SOBJECT_POJO_OPTIONAL_VM, UTF_8);
            optionalTemplate.merge(context, writer);
        }
    }
    // write required Enumerations for any picklists
    for (SObjectField field : description.getFields()) {
        if (utility.isPicklist(field) || utility.isMultiSelectPicklist(field)) {
            final String enumName = description.getName() + "_" + utility.enumTypeName(field.getName());
            final String enumFileName = enumName + JAVA_EXT;
            final File enumFile = new File(pkgDir, enumFileName);
            context.put("field", field);
            context.put("enumName", enumName);
            final Template enumTemplate = engine.getTemplate(SOBJECT_PICKLIST_VM, UTF_8);
            try (final Writer writer = new OutputStreamWriter(new FileOutputStream(enumFile), StandardCharsets.UTF_8)) {
                enumTemplate.merge(context, writer);
            }
        }
    }
    // write the QueryRecords class
    final String queryRecordsFileName = "QueryRecords" + description.getName() + JAVA_EXT;
    final File queryRecordsFile = new File(pkgDir, queryRecordsFileName);
    final Template queryTemplate = engine.getTemplate(SOBJECT_QUERY_RECORDS_VM, UTF_8);
    try (final Writer writer = new OutputStreamWriter(new FileOutputStream(queryRecordsFile), StandardCharsets.UTF_8)) {
        queryTemplate.merge(context, writer);
    }
    if (useOptionals) {
        // write the QueryRecords Optional class
        final String queryRecordsOptionalFileName = "QueryRecords" + description.getName() + "Optional" + JAVA_EXT;
        final File queryRecordsOptionalFile = new File(pkgDir, queryRecordsOptionalFileName);
        final Template queryRecordsOptionalTemplate = engine.getTemplate(SOBJECT_QUERY_RECORDS_OPTIONAL_VM, UTF_8);
        try (final Writer writer = new OutputStreamWriter(new FileOutputStream(queryRecordsOptionalFile), StandardCharsets.UTF_8)) {
            queryRecordsOptionalTemplate.merge(context, writer);
        }
    }
}