sample-data: replacing pipes ('|') with newlines now via customChange
this avoids database-specific code spread over all sample-data/*.xml files
This commit is contained in:
Michael Hoennig
parent
4c42d15c12
commit
f8ed5069fb
@ -0,0 +1,99 @@
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// Licensed under Apache-2.0
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package org.hostsharing.hsadminng.liquibase;
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import liquibase.change.custom.CustomTaskChange;
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import liquibase.database.Database;
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import liquibase.database.jvm.JdbcConnection;
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import liquibase.exception.CustomChangeException;
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import liquibase.exception.DatabaseException;
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import liquibase.exception.SetupException;
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import liquibase.exception.ValidationErrors;
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import liquibase.resource.ResourceAccessor;
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import java.sql.SQLException;
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import java.sql.Statement;
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/**
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* Used in Liquibase <customChange/> for database-independent search and replace with special characters.
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*/
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public class ReplaceCustomChange implements CustomTaskChange {
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private String tableName;
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private String columnNames;
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private String searchFor;
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private String replaceWith;
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@SuppressWarnings("unused")
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private ResourceAccessor resourceAccessor;
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@Override
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public void execute(final Database database) throws CustomChangeException {
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final JdbcConnection conn = (JdbcConnection) database.getConnection();
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final boolean isH2 = "H2".equals(database.getDatabaseProductName());
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try {
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conn.setAutoCommit(false);
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final Statement statement = conn.createStatement();
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for (String columnName : columnNames.split(",")) {
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final String sql = "UPDATE " + tableName + " SET " + columnName + "= replace(" + columnName + ", '|', " +
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(isH2 ? "STRINGDECODE('\n') " : "E'\\n'") + ")";
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statement.executeUpdate(sql);
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}
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conn.commit();
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} catch (DatabaseException | SQLException e) {
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throw new CustomChangeException("cannot perform search&replace", e);
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}
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}
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@Override
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public String getConfirmationMessage() {
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return "table " + tableName + " / columns " + columnNames + ": replaced all '" + searchFor + "' to '" + replaceWith
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+ "'";
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}
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@Override
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public void setUp() throws SetupException {
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}
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@Override
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public void setFileOpener(final ResourceAccessor resourceAccessor) {
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}
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@Override
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public ValidationErrors validate(final Database database) {
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return null;
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}
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public String getTableName() {
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return tableName;
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}
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public void setTableName(final String tableName) {
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this.tableName = tableName;
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}
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public String getColumnNames() {
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return columnNames;
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}
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public void setColumnNames(final String columns) {
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this.columnNames = columns;
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}
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public String getSearchFor() {
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return searchFor;
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}
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public void setSearchFor(final String searchFor) {
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this.searchFor = searchFor;
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}
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public String getReplaceWith() {
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return replaceWith;
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}
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public void setReplaceWith(final String replaceWith) {
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this.replaceWith = replaceWith;
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}
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}
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@ -3,7 +3,6 @@
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xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.5.xsd">
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<include file="config/liquibase/changelog/00000000000000_initial_schema.xml" relativeToChangelogFile="false"/>
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<include file="config/liquibase/changelog/20190430152136_added_entity_Customer.xml" relativeToChangelogFile="false"/>
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<include file="config/liquibase/changelog/20190430152137_added_entity_Membership.xml" relativeToChangelogFile="false"/>
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@ -16,26 +16,16 @@
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separator=";"
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tableName="asset">
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</loadData>
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</changeSet>
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<changeSet id="20190502111400-2" author="mhoennig" context="sample-data,">
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<!-- I've tried extracting this to a stored procedure, but a compatible call
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is only possible with PostgresSQL 11.x, otherwise the call syntax
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between H2 and PostgresSQL would be different which defeated the point.
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-->
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<sql dbms="h2">
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UPDATE asset SET remark = replace(remark, '|', STRINGDECODE('\n'))
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</sql>
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<sql dbms="postgresql">
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UPDATE asset SET remark = replace(remark, '|', E'\n')
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</sql>
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<customChange class="org.hostsharing.hsadminng.liquibase.ReplaceCustomChange">
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<param name="tableName" value="asset" />
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<param name="columnNames" value="remark" />
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<param name="searchFor" value="|" />
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<param name="replaceWith" value="\n" />
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</customChange>
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<rollback>
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DELETE FROM asset;
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</rollback>
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</changeSet>
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</databaseChangeLog>
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@ -10,32 +10,19 @@
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<property name="floatType" value="float4" dbms="postgresql, h2"/>
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<property name="floatType" value="float" dbms="mysql, oracle, mssql"/>
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<changeSet id="20190403083736-2" author="mhoennig" context="sample-data">
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<changeSet id="20190505130300-1" author="mhoennig" context="sample-data">
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<loadData encoding="UTF-8"
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file="config/liquibase/sample-data/customers.csv"
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separator=";"
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tableName="customer">
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</loadData>
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</changeSet>
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<changeSet id="20190403083736-3" author="mhoennig" context="sample-data">
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<!-- I've tried extracting this to a stored procedure, but a compatible call
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is only possible with PostgresSQL 11.x, otherwise the call syntax
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between H2 and PostgresSQL would be different which defeated the point.
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-->
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<sql dbms="h2">
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UPDATE customer SET contractual_address = replace(contractual_address, '|', STRINGDECODE('\n'));
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UPDATE customer SET billing_address = replace(billing_address, '|', STRINGDECODE('\n'));
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UPDATE customer SET remark = replace(remark, '|', STRINGDECODE('\n'));
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</sql>
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<sql dbms="postgresql">
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UPDATE customer SET contractual_address = replace(contractual_address, '|', '\n');
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UPDATE customer SET billing_address = replace(billing_address, '|', '\n');
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UPDATE customer SET remark = replace(remark, '|', E'\n');
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</sql>
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<customChange class="org.hostsharing.hsadminng.liquibase.ReplaceCustomChange">
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<param name="tableName" value="customer" />
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<param name="columnNames" value="contractual_address,billing_address,remark" />
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<param name="searchFor" value="|" />
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<param name="replaceWith" value="\n" />
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</customChange>
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<rollback>
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DELETE FROM customer;
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@ -16,22 +16,13 @@
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separator=";"
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tableName="membership">
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</loadData>
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</changeSet>
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<changeSet id="20190502100700-2" author="mhoennig" context="sample-data">
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<!-- I've tried extracting this to a stored procedure, but a compatible call
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is only possible with PostgresSQL 11.x, otherwise the call syntax
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between H2 and PostgresSQL would be different which defeated the point.
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-->
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<sql dbms="h2">
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UPDATE membership SET remark = replace(remark, '|', STRINGDECODE('\n'))
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</sql>
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<sql dbms="postgresql">
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UPDATE customer SET remark = replace(remark, '|', E'\n');
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</sql>
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<customChange class="org.hostsharing.hsadminng.liquibase.ReplaceCustomChange">
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<param name="tableName" value="membership" />
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<param name="columnNames" value="remark" />
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<param name="searchFor" value="|" />
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<param name="replaceWith" value="\n" />
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</customChange>
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<rollback>
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DELETE FROM membership;
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@ -16,22 +16,13 @@
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separator=";"
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tableName="sepa_mandate">
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</loadData>
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</changeSet>
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<changeSet id="20190503152800-2" author="mhoennig" context="sample-data">
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<!-- I've tried extracting this to a stored procedure, but a compatible call
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is only possible with PostgresSQL 11.x, otherwise the call syntax
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between H2 and PostgresSQL would be different which defeated the point.
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-->
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<sql dbms="h2">
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UPDATE sepa_mandate SET remark = replace(remark, '|', STRINGDECODE('\n'))
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</sql>
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<sql dbms="postgresql">
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UPDATE customer SET remark = replace(remark, '|', E'\n');
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</sql>
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<customChange class="org.hostsharing.hsadminng.liquibase.ReplaceCustomChange">
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<param name="tableName" value="sepa_mandate" />
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<param name="columnNames" value="remark" />
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<param name="searchFor" value="|" />
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<param name="replaceWith" value="\n" />
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</customChange>
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<rollback>
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DELETE FROM sepa_mandate;
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@ -16,22 +16,13 @@
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separator=";"
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tableName="share">
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</loadData>
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</changeSet>
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<changeSet id="20190502111400-2" author="mhoennig" context="sample-data">
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<!-- I've tried extracting this to a stored procedure, but a compatible call
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is only possible with PostgresSQL 11.x, otherwise the call syntax
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between H2 and PostgresSQL would be different which defeated the point.
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-->
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<sql dbms="h2">
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UPDATE share SET remark = replace(remark, '|', STRINGDECODE('\n'))
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</sql>
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<sql dbms="postgresql">
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UPDATE customer SET remark = replace(remark, '|', E'\n');
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</sql>
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<customChange class="org.hostsharing.hsadminng.liquibase.ReplaceCustomChange">
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<param name="tableName" value="share" />
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<param name="columnNames" value="remark" />
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<param name="searchFor" value="|" />
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<param name="replaceWith" value="\n" />
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</customChange>
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<rollback>
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DELETE FROM share;
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