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MaterializeGlobalState.java
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package sqlancer.materialize;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import sqlancer.Randomly;
import sqlancer.SQLConnection;
import sqlancer.SQLGlobalState;
public class MaterializeGlobalState extends SQLGlobalState<MaterializeOptions, MaterializeSchema> {
public static final char IMMUTABLE = 'i';
public static final char STABLE = 's';
public static final char VOLATILE = 'v';
private List<String> operators = Collections.emptyList();
private List<String> collates = Collections.emptyList();
private List<String> opClasses = Collections.emptyList();
private List<String> tableAccessMethods = Collections.emptyList();
// store and allow filtering by function volatility classifications
private final Map<String, Character> functionsAndTypes = new HashMap<>();
private List<Character> allowedFunctionTypes = Arrays.asList(IMMUTABLE, STABLE, VOLATILE);
@Override
public void setConnection(SQLConnection con) {
super.setConnection(con);
try {
this.opClasses = getOpclasses();
this.operators = getOperators(getConnection());
this.collates = getCollnames(getConnection());
this.tableAccessMethods = getTableAccessMethods(getConnection());
} catch (SQLException e) {
throw new AssertionError(e);
}
}
private List<String> getCollnames(SQLConnection con) throws SQLException {
List<String> collNames = new ArrayList<>();
try (Statement s = con.createStatement()) {
try (ResultSet rs = s
.executeQuery("SELECT collname FROM pg_collation WHERE collname LIKE '%utf8' or collname = 'C';")) {
while (rs.next()) {
collNames.add(rs.getString(1));
}
}
}
return collNames;
}
private List<String> getOpclasses() throws SQLException {
List<String> opClasses = new ArrayList<>();
// select opcname FROM pg_opclass;
// ERROR: unknown catalog item 'pg_opclass'
opClasses.add("array_ops");
opClasses.add("array_ops");
opClasses.add("bit_ops");
opClasses.add("bool_ops");
opClasses.add("bpchar_ops");
opClasses.add("bpchar_ops");
opClasses.add("bytea_ops");
opClasses.add("char_ops");
opClasses.add("char_ops");
opClasses.add("cidr_ops");
opClasses.add("cidr_ops");
opClasses.add("date_ops");
opClasses.add("date_ops");
opClasses.add("float4_ops");
opClasses.add("float4_ops");
opClasses.add("float8_ops");
opClasses.add("float8_ops");
opClasses.add("inet_ops");
opClasses.add("inet_ops");
opClasses.add("inet_ops");
opClasses.add("inet_ops");
opClasses.add("int2_ops");
opClasses.add("int2_ops");
opClasses.add("int4_ops");
opClasses.add("int4_ops");
opClasses.add("int8_ops");
opClasses.add("int8_ops");
opClasses.add("interval_ops");
opClasses.add("interval_ops");
opClasses.add("macaddr_ops");
opClasses.add("macaddr_ops");
opClasses.add("macaddr8_ops");
opClasses.add("macaddr8_ops");
opClasses.add("name_ops");
opClasses.add("name_ops");
opClasses.add("numeric_ops");
opClasses.add("numeric_ops");
opClasses.add("oid_ops");
opClasses.add("oid_ops");
opClasses.add("oidvector_ops");
opClasses.add("oidvector_ops");
opClasses.add("record_ops");
opClasses.add("record_image_ops");
opClasses.add("text_ops");
opClasses.add("text_ops");
opClasses.add("time_ops");
opClasses.add("time_ops");
opClasses.add("timestamptz_ops");
opClasses.add("timestamptz_ops");
opClasses.add("timetz_ops");
opClasses.add("timetz_ops");
opClasses.add("varbit_ops");
opClasses.add("varchar_ops");
opClasses.add("varchar_ops");
opClasses.add("timestamp_ops");
opClasses.add("timestamp_ops");
opClasses.add("text_pattern_ops");
opClasses.add("varchar_pattern_ops");
opClasses.add("bpchar_pattern_ops");
opClasses.add("money_ops");
opClasses.add("bool_ops");
opClasses.add("bytea_ops");
opClasses.add("tid_ops");
opClasses.add("xid_ops");
opClasses.add("cid_ops");
opClasses.add("tid_ops");
opClasses.add("text_pattern_ops");
opClasses.add("varchar_pattern_ops");
opClasses.add("bpchar_pattern_ops");
opClasses.add("aclitem_ops");
opClasses.add("box_ops");
opClasses.add("point_ops");
opClasses.add("text_pattern_ops");
opClasses.add("varchar_pattern_ops");
opClasses.add("bpchar_pattern_ops");
opClasses.add("money_ops");
opClasses.add("bool_ops");
opClasses.add("bytea_ops");
opClasses.add("tid_ops");
opClasses.add("xid_ops");
opClasses.add("cid_ops");
opClasses.add("tid_ops");
opClasses.add("text_pattern_ops");
opClasses.add("varchar_pattern_ops");
opClasses.add("bpchar_pattern_ops");
opClasses.add("aclitem_ops");
opClasses.add("box_ops");
opClasses.add("point_ops");
opClasses.add("poly_ops");
opClasses.add("circle_ops");
opClasses.add("array_ops");
opClasses.add("uuid_ops");
opClasses.add("uuid_ops");
opClasses.add("pg_lsn_ops");
opClasses.add("pg_lsn_ops");
opClasses.add("enum_ops");
opClasses.add("enum_ops");
opClasses.add("tsvector_ops");
opClasses.add("tsvector_ops");
opClasses.add("tsvector_ops");
opClasses.add("tsquery_ops");
opClasses.add("tsquery_ops");
opClasses.add("range_ops");
opClasses.add("range_ops");
opClasses.add("range_ops");
opClasses.add("range_ops");
opClasses.add("box_ops");
opClasses.add("quad_point_ops");
opClasses.add("kd_point_ops");
opClasses.add("text_ops");
opClasses.add("poly_ops");
opClasses.add("jsonb_ops");
opClasses.add("jsonb_ops");
opClasses.add("jsonb_ops");
opClasses.add("jsonb_path_ops");
opClasses.add("bytea_minmax_ops");
opClasses.add("char_minmax_ops");
opClasses.add("name_minmax_ops");
opClasses.add("int8_minmax_ops");
opClasses.add("int2_minmax_ops");
opClasses.add("int4_minmax_ops");
opClasses.add("text_minmax_ops");
opClasses.add("oid_minmax_ops");
opClasses.add("tid_minmax_ops");
opClasses.add("float4_minmax_ops");
opClasses.add("float8_minmax_ops");
opClasses.add("macaddr_minmax_ops");
opClasses.add("macaddr8_minmax_ops");
opClasses.add("inet_minmax_ops");
opClasses.add("inet_inclusion_ops");
opClasses.add("bpchar_minmax_ops");
opClasses.add("time_minmax_ops");
opClasses.add("date_minmax_ops");
opClasses.add("timestamp_minmax_ops");
opClasses.add("timestamptz_minmax_ops");
opClasses.add("interval_minmax_ops");
opClasses.add("timetz_minmax_ops");
opClasses.add("bit_minmax_ops");
opClasses.add("varbit_minmax_ops");
opClasses.add("numeric_minmax_ops");
opClasses.add("uuid_minmax_ops");
opClasses.add("range_inclusion_ops");
opClasses.add("pg_lsn_minmax_ops");
opClasses.add("box_inclusion_ops");
return opClasses;
}
private List<String> getOperators(SQLConnection con) throws SQLException {
List<String> operators = new ArrayList<>();
try (Statement s = con.createStatement()) {
try (ResultSet rs = s.executeQuery("SELECT oprname FROM pg_operator;")) {
while (rs.next()) {
operators.add(rs.getString(1));
}
}
}
return operators;
}
private List<String> getTableAccessMethods(SQLConnection con) throws SQLException {
List<String> tableAccessMethods = new ArrayList<>();
try (Statement s = con.createStatement()) {
/*
* pg_am includes both index and table access methods so we need to filter with amtype = 't'
*/
try (ResultSet rs = s.executeQuery("SELECT amname FROM pg_am WHERE amtype = 't';")) {
while (rs.next()) {
tableAccessMethods.add(rs.getString(1));
}
}
}
return tableAccessMethods;
}
public List<String> getOperators() {
return operators;
}
public String getRandomOperator() {
return Randomly.fromList(operators);
}
public List<String> getCollates() {
return collates;
}
public String getRandomCollate() {
return Randomly.fromList(collates);
}
public List<String> getOpClasses() {
return opClasses;
}
public String getRandomOpclass() {
return Randomly.fromList(opClasses);
}
public List<String> getTableAccessMethods() {
return tableAccessMethods;
}
public String getRandomTableAccessMethod() {
return Randomly.fromList(tableAccessMethods);
}
@Override
public MaterializeSchema readSchema() throws SQLException {
return MaterializeSchema.fromConnection(getConnection(), getDatabaseName());
}
public void addFunctionAndType(String functionName, Character functionType) {
this.functionsAndTypes.put(functionName, functionType);
}
public Map<String, Character> getFunctionsAndTypes() {
return this.functionsAndTypes;
}
public void setAllowedFunctionTypes(List<Character> types) {
this.allowedFunctionTypes = types;
}
public void setDefaultAllowedFunctionTypes() {
this.allowedFunctionTypes = Arrays.asList(IMMUTABLE, STABLE, VOLATILE);
}
public List<Character> getAllowedFunctionTypes() {
return this.allowedFunctionTypes;
}
}