net.sf.jsqlparser.expression.NullValue Java Examples
The following examples show how to use
net.sf.jsqlparser.expression.NullValue.
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Example #1
Source File: MyTenantHandler.java From SpringBootLearn with Apache License 2.0 | 5 votes |
/** * 租户Id * * @return */ @Override public Expression getTenantId() { // 从当前系统上下文中取出当前请求的服务商ID,通过解析器注入到SQL中。 Long tenantId = apiContext.getCurrentTenantId(); log.debug("当前租户为{}", tenantId); if (tenantId == null) { return new NullValue(); } return new LongValue(tenantId); }
Example #2
Source File: TenantAutoConfigure.java From microservices-platform with Apache License 2.0 | 5 votes |
@Bean public TenantHandler tenantHandler() { return new TenantHandler() { /** * 获取租户id */ @Override public Expression getTenantId(boolean where) { String tenant = TenantContextHolder.getTenant(); if (tenant != null) { return new StringValue(TenantContextHolder.getTenant()); } return new NullValue(); } /** * 获取租户列名 */ @Override public String getTenantIdColumn() { return "tenant_id"; } /** * 过滤不需要根据租户隔离的表 * @param tableName 表名 */ @Override public boolean doTableFilter(String tableName) { return tenantProperties.getIgnoreTables().stream().anyMatch( (e) -> e.equalsIgnoreCase(tableName) ); } }; }
Example #3
Source File: PreTenantHandler.java From pre with GNU General Public License v3.0 | 5 votes |
/** * 租户Id * * @return */ @Override public Expression getTenantId(boolean where) { Long tenantId = PreTenantContextHolder.getCurrentTenantId(); log.debug("当前租户为{}", tenantId); if (tenantId == null) { return new NullValue(); } return new LongValue(tenantId); }
Example #4
Source File: SQLRecordPredicate.java From herddb with Apache License 2.0 | 5 votes |
static boolean isConstant(Expression exp) { return exp instanceof StringValue || exp instanceof LongValue || exp instanceof NullValue || exp instanceof TimestampValue || exp instanceof JdbcParameter; }
Example #5
Source File: NullExpressionConverter.java From sqlhelper with GNU Lesser General Public License v3.0 | 4 votes |
@Override public NullValue toJSqlParserExpression(NullExpression expression) { return new NullValue(); }
Example #6
Source File: NullExpressionConverter.java From sqlhelper with GNU Lesser General Public License v3.0 | 4 votes |
@Override public NullExpression fromJSqlParserExpression(NullValue expression) { return null; }
Example #7
Source File: NullExpressionConverter.java From sqlhelper with GNU Lesser General Public License v3.0 | 4 votes |
@Override public Class<NullValue> getJSqlParserExpressionClass() { return NullValue.class; }
Example #8
Source File: ExpressionVisitorImpl.java From DataPermissionHelper with Apache License 2.0 | 4 votes |
@Override public void visit(NullValue nullValue) { }
Example #9
Source File: AbstractSpannerExpressionVisitorAdapter.java From spanner-jdbc with MIT License | 4 votes |
@Override public void visit(NullValue value) { setValue(null, null); }
Example #10
Source File: DMLWhereClauseVisitorAdapter.java From spanner-jdbc with MIT License | 4 votes |
@Override public void visit(NullValue value) { invalid = true; super.visit(value); }
Example #11
Source File: CTEToNestedQueryConverter.java From quetzal with Eclipse Public License 2.0 | 4 votes |
@Override public void visit(NullValue nullValue) { clear(); defaultTopLevelProcessing(nullValue); }