io.pivotal.spring.xd.jdbcgpfdist.support.ControlFileFactoryBean.java Source code

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Here is the source code for io.pivotal.spring.xd.jdbcgpfdist.support.ControlFileFactoryBean.java

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/*
 * Copyright 2015 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.pivotal.spring.xd.jdbcgpfdist.support;

import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.config.YamlMapFactoryBean;
import org.springframework.core.io.Resource;

import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

public class ControlFileFactoryBean implements FactoryBean<ControlFile>, InitializingBean {

    private ControlFile controlFile;

    private Resource controlFileResource;

    @Override
    public void afterPropertiesSet() throws Exception {
        if (controlFileResource != null) {
            controlFile = parseYaml();
        } else {
            controlFile = new ControlFile();
        }
    }

    @Override
    public ControlFile getObject() throws Exception {
        return controlFile;
    }

    @Override
    public Class<ControlFile> getObjectType() {
        return ControlFile.class;
    }

    @Override
    public boolean isSingleton() {
        return true;
    }

    public void setControlFileResource(Resource controlFileResource) {
        this.controlFileResource = controlFileResource;
    }

    @SuppressWarnings({ "unchecked" })
    private ControlFile parseYaml() {
        ControlFile cf = new ControlFile();
        YamlMapFactoryBean factory = new YamlMapFactoryBean();
        factory.setResources(controlFileResource);
        Map<String, Object> yaml = factory.getObject();

        // main map
        for (Entry<String, Object> e0 : yaml.entrySet()) {
            if (e0.getKey().toLowerCase().equals("gpload")) {
                if (e0.getValue() instanceof Map) {
                    Map<String, Object> gploadMap = (Map<String, Object>) e0.getValue();

                    // GPLOAD map
                    for (Entry<String, Object> e1 : gploadMap.entrySet()) {
                        if (e1.getKey().toLowerCase().equals("output")) {

                            // GPLOAD.OUTPUT list
                            if (e1.getValue() instanceof List) {
                                for (Object v : (List<?>) e1.getValue()) {
                                    if (v instanceof Map) {
                                        Map<String, Object> tableMap = (Map<String, Object>) v;
                                        for (Entry<String, Object> e2 : tableMap.entrySet()) {
                                            if (e2.getKey().toLowerCase().equals("table")) {
                                                if (e2.getValue() instanceof String) {
                                                    cf.setGploadOutputTable((String) e2.getValue());
                                                }
                                            } else if (e2.getKey().toLowerCase().equals("mode")) {
                                                if (e2.getValue() instanceof String) {
                                                    cf.setGploadOutputMode(ControlFile.OutputMode
                                                            .valueOf(((String) e2.getValue()).toUpperCase()));
                                                }
                                            } else if (e2.getKey().toLowerCase().equals("match_columns")) {
                                                if (e2.getValue() instanceof List) {
                                                    cf.setGploadOutputMatchColumns(((List<String>) e2.getValue()));
                                                }
                                            } else if (e2.getKey().toLowerCase().equals("update_columns")) {
                                                if (e2.getValue() instanceof List) {
                                                    cf.setGploadOutputUpdateColumns(((List<String>) e2.getValue()));
                                                }
                                            } else if (e2.getKey().toLowerCase().equals("update_condition")) {
                                                if (e2.getValue() instanceof String) {
                                                    cf.setGploadOutputUpdateCondition((String) e2.getValue());
                                                }
                                            }
                                        }

                                    }
                                }
                            }
                        } else if (e1.getKey().toLowerCase().equals("input")) {
                            if (e1.getValue() instanceof List) {
                                for (Object v : (List<?>) e1.getValue()) {
                                    if (v instanceof Map) {
                                        Map<String, Object> tableMap = (Map<String, Object>) v;
                                        for (Entry<String, Object> e2 : tableMap.entrySet()) {
                                            if (e2.getKey().toLowerCase().equals("delimiter")) {
                                                if (e2.getValue() instanceof Character) {
                                                    cf.setGploadInputDelimiter((Character) e2.getValue());
                                                } else if (e2.getValue() instanceof String) {
                                                    if (((String) e2.getValue()).length() == 1) {
                                                        cf.setGploadInputDelimiter(
                                                                ((String) e2.getValue()).charAt(0));
                                                    }
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        } else if (e1.getKey().toLowerCase().equals("sql")) {
                            if (e1.getValue() instanceof List) {
                                for (Object v : (List<?>) e1.getValue()) {
                                    if (v instanceof Map) {
                                        Map<String, Object> sqlMap = (Map<String, Object>) v;
                                        for (Entry<String, Object> e2 : sqlMap.entrySet()) {
                                            if (e2.getKey().toLowerCase().equals("before")) {
                                                if (e2.getValue() instanceof String) {
                                                    cf.addGploadSqlBefore((String) e2.getValue());
                                                }
                                            } else if (e2.getKey().toLowerCase().equals("after")) {
                                                if (e2.getValue() instanceof String) {
                                                    cf.addGploadSqlAfter((String) e2.getValue());
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            } else if (e0.getKey().toLowerCase().equals("database")) {
                if (e0.getValue() instanceof String) {
                    cf.setDatabase((String) e0.getValue());
                }
            } else if (e0.getKey().toLowerCase().equals("user")) {
                if (e0.getValue() instanceof String) {
                    cf.setUser((String) e0.getValue());
                }
            } else if (e0.getKey().toLowerCase().equals("password")) {
                if (e0.getValue() instanceof String) {
                    cf.setPassword((String) e0.getValue());
                }
            } else if (e0.getKey().toLowerCase().equals("host")) {
                if (e0.getValue() instanceof String) {
                    cf.setHost((String) e0.getValue());
                }
            } else if (e0.getKey().toLowerCase().equals("port")) {
                if (e0.getValue() instanceof Integer) {
                    cf.setPort((Integer) e0.getValue());
                }
            }
        }
        return cf;
    }

}