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package eu.dnetlib.data.mapreduce.hbase.broker.model;
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import java.util.List;
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import java.util.stream.Collectors;
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import eu.dnetlib.data.mapreduce.hbase.broker.mapping.DateParser;
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import org.apache.commons.lang3.BooleanUtils;
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import org.apache.commons.lang3.StringUtils;
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import org.apache.commons.lang3.math.NumberUtils;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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public class MapValue {
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private MapValueType type = MapValueType.STRING;
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private Object value = "";
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private static final Log log = LogFactory.getLog(MapValue.class);
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public MapValue() {}
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public MapValue(final MapValueType type, final Object value) {
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this.type = type;
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this.value = value;
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}
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public MapValueType getType() {
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return this.type;
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}
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public void setType(final MapValueType type) {
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this.type = type;
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}
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public Object getValue() {
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return this.value;
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}
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public void setValue(final Object value) {
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this.value = value;
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}
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public Object asObject() {
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if (this.value == null) {
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log.warn("Object is NULL");
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return null;
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}
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try {
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switch (this.type) {
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case STRING:
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case INTEGER:
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case FLOAT:
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case BOOLEAN:
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case DATE:
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return asSimpleObject(getType(), getValue().toString());
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case LIST_STRING:
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return ((List<?>) getValue()).stream().map(o -> asSimpleObject(MapValueType.STRING, o.toString())).collect(Collectors.toList());
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case LIST_INTEGER:
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return ((List<?>) getValue()).stream().map(o -> asSimpleObject(MapValueType.INTEGER, o.toString())).collect(Collectors.toList());
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case LIST_FLOAT:
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return ((List<?>) getValue()).stream().map(o -> asSimpleObject(MapValueType.FLOAT, o.toString())).collect(Collectors.toList());
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case LIST_BOOLEAN:
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return ((List<?>) getValue()).stream().map(o -> asSimpleObject(MapValueType.BOOLEAN, o.toString())).collect(Collectors.toList());
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case LIST_DATE:
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return ((List<?>) getValue()).stream().map(o -> asSimpleObject(MapValueType.DATE, o.toString())).collect(Collectors.toList());
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default:
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log.warn("Invalid type: " + this.type);
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return null;
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}
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} catch (final Exception e) {
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log.warn("Error parsing value: " + this);
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return null;
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}
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}
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private Object asSimpleObject(final MapValueType type, final String s) {
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try {
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switch (type) {
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case STRING:
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return s.toString();
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case INTEGER:
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return s.contains(".") ? NumberUtils.toLong(StringUtils.substringBefore(s, "."), 0) : NumberUtils.toLong(s, 0);
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case FLOAT:
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return NumberUtils.toDouble(s, 0);
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case BOOLEAN:
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return BooleanUtils.toBoolean(s);
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case DATE:
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return DateParser.parse(s);
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default:
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log.warn("Unmamaged type: " + type);
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return null;
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}
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} catch (final Exception e) {
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log.warn("Error parsing value: " + s + " - type: " + type);
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return null;
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}
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}
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@Override
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public String toString() {
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return String.format("[ type; %s, value: %s ]", getType(), getValue());
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}
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}
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