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jimirocksjimirocks
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introduce support for dataLoadingColumn
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‎src/main/java/com/gooddata/md/DataLoadingColumn.java‎

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/*
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* Copyright (C) 2007-2016, GoodData(R) Corporation. All rights reserved.
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*/
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package com.gooddata.md;
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import com.fasterxml.jackson.annotation.JsonCreator;
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import com.fasterxml.jackson.annotation.JsonInclude;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import com.fasterxml.jackson.annotation.JsonTypeInfo;
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import com.fasterxml.jackson.annotation.JsonTypeName;
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import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
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import com.gooddata.gdc.UriResponse;
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import com.gooddata.util.BooleanIntegerDeserializer;
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/**
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* Represents datasets' loading column.
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* Deserialization only.
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*/
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@JsonTypeName("dataLoadingColumn")
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@JsonTypeInfo(include = JsonTypeInfo.As.WRAPPER_OBJECT, use = JsonTypeInfo.Id.NAME)
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@JsonInclude(JsonInclude.Include.NON_NULL)
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public class DataLoadingColumn extends AbstractObj implements Queryable {
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private static final String INT = "INT";
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private static final String VARCHAR = "VARCHAR";
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private final Content content;
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@JsonCreator
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private DataLoadingColumn(@JsonProperty("meta") Meta meta, @JsonProperty("content") Content content) {
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super(meta);
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this.content = content;
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}
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public UriResponse getColumnUri() {
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return content.getColumnUri();
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}
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public String getName() {
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return content.getColumnName();
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}
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public String getType() {
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return content.getColumnType();
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}
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/**
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* @return true when the type is not null and equal to <code>VARCHAR</code>, false otherwise
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*/
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public boolean hasTypeVarchar() {
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return VARCHAR.equals(getType());
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}
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/**
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* @return true when the type is not null and equal to <code>INT</code>, false otherwise
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*/
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public boolean hasTypeInt() {
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return INT.equals(getType());
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}
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public Integer getLength() {
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return content.getColumnLength();
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}
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public Integer getPrecision() {
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return content.getColumnPrecision();
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}
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public boolean isUnique() {
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return content.isColumnUnique();
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}
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public boolean isNullable() {
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return content.isColumnNull();
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}
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public String getSynchronizeType() {
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return content.getColumnSynchronize() != null ? content.getColumnSynchronize().getType() : null;
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}
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public Integer getSynchronizeLength() {
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return content.getColumnSynchronize() != null ? content.getColumnSynchronize().getLength() : null;
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}
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public Integer getSynchronizePrecision() {
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return content.getColumnSynchronize() != null ? content.getColumnSynchronize().getPrecision() : null;
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}
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private static class Content {
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private final UriResponse columnUri;
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private final String columnName;
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private final String columnType;
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private final Integer columnLength;
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private final Integer columnPrecision;
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private final boolean columnUnique;
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private final boolean columnNull;
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private final ColumnSynchronize columnSynchronize;
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private Content(@JsonProperty("column") UriResponse columnUri, @JsonProperty("columnName") String columnName, @JsonProperty("type") String columnType,
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@JsonProperty("length") Integer columnLength, @JsonProperty("precision") Integer columnPrecision,
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@JsonProperty("columnUnique") @JsonDeserialize(using = BooleanIntegerDeserializer.class) boolean columnUnique,
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@JsonProperty("columnNull") @JsonDeserialize(using = BooleanIntegerDeserializer.class) boolean columnNull,
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@JsonProperty("columnSynchronize") ColumnSynchronize columnSynchronize) {
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this.columnUri = columnUri;
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this.columnName = columnName;
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this.columnType = columnType;
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this.columnLength = columnLength;
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this.columnPrecision = columnPrecision;
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this.columnUnique = columnUnique;
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this.columnNull = columnNull;
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this.columnSynchronize = columnSynchronize;
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}
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public UriResponse getColumnUri() {
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return columnUri;
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}
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public String getColumnName() {
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return columnName;
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}
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public String getColumnType() {
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return columnType;
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}
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public Integer getColumnLength() {
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return columnLength;
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}
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public Integer getColumnPrecision() {
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return columnPrecision;
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}
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public boolean isColumnUnique() {
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return columnUnique;
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}
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public boolean isColumnNull() {
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return columnNull;
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}
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public ColumnSynchronize getColumnSynchronize() {
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return columnSynchronize;
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}
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}
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private static class ColumnSynchronize {
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private final String type;
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private final Integer length;
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private final Integer precision;
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@JsonCreator
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private ColumnSynchronize(@JsonProperty("columnType") String type, @JsonProperty("columnLength") Integer length,
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@JsonProperty("precision") Integer precision) {
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this.type = type;
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this.length = length;
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this.precision = precision;
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}
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public String getType() {
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return type;
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}
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public Integer getLength() {
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return length;
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}
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public Integer getPrecision() {
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return precision;
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}
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}
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}

‎src/test/java/com/gooddata/md/DataLoadingColumnTest.java‎

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/*
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* Copyright (C) 2007-2016, GoodData(R) Corporation. All rights reserved.
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*/
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package com.gooddata.md;
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import static org.hamcrest.CoreMatchers.is;
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import static org.hamcrest.CoreMatchers.notNullValue;
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import static org.hamcrest.CoreMatchers.nullValue;
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import static org.hamcrest.MatcherAssert.assertThat;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import org.testng.annotations.Test;
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import java.io.InputStream;
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public class DataLoadingColumnTest {
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@Test
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public void shouldDeserialize() throws Exception {
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final InputStream stream = getClass().getResourceAsStream("/md/dataLoadingColumn.json");
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final DataLoadingColumn column = new ObjectMapper().readValue(stream, DataLoadingColumn.class);
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assertThat(column, is(notNullValue()));
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assertThat(column.getColumnUri(), is(notNullValue()));
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assertThat(column.getColumnUri().getUri(), is("/gdc/md/PROJECT_ID/obj/COLUMN_ID"));
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assertThat(column.getType(), is("INT"));
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assertThat(column.hasTypeInt(), is(true));
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assertThat(column.hasTypeVarchar(), is(false));
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assertThat(column.getName(), is("COLUMN_NAME"));
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assertThat(column.getLength(), is(128));
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assertThat(column.getPrecision(), is(nullValue()));
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assertThat(column.isUnique(), is(false));
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assertThat(column.isNullable(), is(true));
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assertThat(column.getSynchronizeType(), is("INT"));
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assertThat(column.getSynchronizeLength(), is(128));
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assertThat(column.getSynchronizePrecision(), is(0));
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}
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}

‎src/test/resources/md/dataLoadingColumn.json‎

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{
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"dataLoadingColumn" : {
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"content" : {
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"columnName" : "COLUMN_NAME",
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"columnUnique" : 0,
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"columnPrecision" : null,
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"columnNull" : 1,
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"columnType" : "INT",
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"columnLength" : 128,
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"column" : {
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"uri" : "/gdc/md/PROJECT_ID/obj/COLUMN_ID"
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},
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"columnSynchronize" : {
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"columnType" : "INT",
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"columnLength" : 128,
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"precision" : 0
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}
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},
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"meta" : {
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"author" : "/gdc/account/profile/PROFILE_ID",
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"uri" : "/gdc/md/PROJECT_ID/obj/DATA_LOADING_COLUMN_ID",
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"tags" : "",
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"created" : "2016-02-29 13:24:37",
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"identifier" : "IDENTIFIER",
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"deprecated" : "0",
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"summary" : "",
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"isProduction" : 1,
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"title" : "TITLE",
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"category" : "dataLoadingColumn",
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"updated" : "2016-03-03 13:14:04",
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"contributor" : "/gdc/account/profile/PROFILE_ID"
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}
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}
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}

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