first commit

src/main/java/com/andrewkydev/database/schema/TableSpec.java

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+package com.andrewkydev.database.schema;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public final class TableSpec {
+    private final String name;
+    private final List<ColumnSpec> columns;
+    private final List<String> primaryKey;
+    private final List<IndexSpec> indexes;
+
+    private TableSpec(Builder builder) {
+        this.name = builder.name;
+        this.columns = Collections.unmodifiableList(new ArrayList<>(builder.columns));
+        this.primaryKey = Collections.unmodifiableList(new ArrayList<>(builder.primaryKey));
+        this.indexes = Collections.unmodifiableList(new ArrayList<>(builder.indexes));
+    }
+
+    public static Builder builder(String name) {
+        return new Builder(name);
+    }
+
+    public String name() {
+        return name;
+    }
+
+    public List<ColumnSpec> columns() {
+        return columns;
+    }
+
+    public List<String> primaryKey() {
+        return primaryKey;
+    }
+
+    public List<IndexSpec> indexes() {
+        return indexes;
+    }
+
+    public static final class Builder {
+        private final String name;
+        private final List<ColumnSpec> columns = new ArrayList<>();
+        private final List<String> primaryKey = new ArrayList<>();
+        private final List<IndexSpec> indexes = new ArrayList<>();
+
+        private Builder(String name) {
+            this.name = name;
+        }
+
+        public Builder column(ColumnSpec column) {
+            this.columns.add(column);
+            return this;
+        }
+
+        public Builder columns(List<ColumnSpec> columns) {
+            this.columns.addAll(columns);
+            return this;
+        }
+
+        public Builder primaryKey(List<String> columns) {
+            this.primaryKey.clear();
+            this.primaryKey.addAll(columns);
+            return this;
+        }
+
+        public Builder index(IndexSpec index) {
+            this.indexes.add(index);
+            return this;
+        }
+
+        public Builder indexes(List<IndexSpec> indexes) {
+            this.indexes.addAll(indexes);
+            return this;
+        }
+
+        public TableSpec build() {
+            return new TableSpec(this);
+        }
+    }
+}