package com.datastax.oss.driver.internal.core.adminrequest;
import com.datastax.oss.driver.api.core.ProtocolVersion;
import com.datastax.oss.driver.api.core.type.codec.TypeCodec;
import com.datastax.oss.driver.api.core.type.codec.TypeCodecs;
import com.datastax.oss.driver.shaded.guava.common.annotations.VisibleForTesting;
import com.datastax.oss.protocol.internal.ProtocolConstants;
import com.datastax.oss.protocol.internal.response.result.ColumnSpec;
import edu.umd.cs.findbugs.annotations.Nullable;
import java.net.InetAddress;
import java.nio.ByteBuffer;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
import net.jcip.annotations.Immutable;
@Immutable
public class AdminRow {
@VisibleForTesting
static final TypeCodec<List<String>> LIST_OF_TEXT = TypeCodecs.listOf(TypeCodecs.TEXT);
private static final TypeCodec<Set<String>> SET_OF_TEXT = TypeCodecs.setOf(TypeCodecs.TEXT);
private static final TypeCodec<Map<String, String>> MAP_OF_STRING_TO_STRING =
TypeCodecs.mapOf(TypeCodecs.TEXT, TypeCodecs.TEXT);
private final Map<String, ColumnSpec> columnSpecs;
private final List<ByteBuffer> data;
private final ProtocolVersion protocolVersion;
public AdminRow(
Map<String, ColumnSpec> columnSpecs, List<ByteBuffer> data, ProtocolVersion protocolVersion) {
this.columnSpecs = columnSpecs;
this.data = data;
this.protocolVersion = protocolVersion;
}
@Nullable
public Boolean getBoolean(String columnName) {
return get(columnName, TypeCodecs.BOOLEAN);
}
@Nullable
public Integer getInteger(String columnName) {
return get(columnName, TypeCodecs.INT);
}
public boolean isString(String columnName) {
return columnSpecs.get(columnName).type.id == ProtocolConstants.DataType.VARCHAR;
}
@Nullable
public String getString(String columnName) {
return get(columnName, TypeCodecs.TEXT);
}
@Nullable
public UUID getUuid(String columnName) {
return get(columnName, TypeCodecs.UUID);
}
@Nullable
public ByteBuffer getByteBuffer(String columnName) {
return get(columnName, TypeCodecs.BLOB);
}
@Nullable
public InetAddress getInetAddress(String columnName) {
return get(columnName, TypeCodecs.INET);
}
@Nullable
public List<String> getListOfString(String columnName) {
return get(columnName, LIST_OF_TEXT);
}
@Nullable
public Set<String> getSetOfString(String columnName) {
return get(columnName, SET_OF_TEXT);
}
@Nullable
public Map<String, String> getMapOfStringToString(String columnName) {
return get(columnName, MAP_OF_STRING_TO_STRING);
}
public boolean isNull(String columnName) {
if (!contains(columnName)) {
return true;
} else {
int index = columnSpecs.get(columnName).index;
return data.get(index) == null;
}
}
public boolean contains(String columnName) {
return columnSpecs.containsKey(columnName);
}
@Nullable
public <T> T get(String columnName, TypeCodec<T> codec) {
if (!contains(columnName)) {
return null;
} else {
int index = columnSpecs.get(columnName).index;
return codec.decode(data.get(index), protocolVersion);
}
}
}